2393494740 has 288 divisors, whose sum is σ = 9128770560. Its totient is φ = 494097408.

The previous prime is 2393494721. The next prime is 2393494751. The reversal of 2393494740 is 474943932.

2393494740 is a `hidden beast` number, since 2 + 3 + 93 + 494 + 74 + 0 = 666.

2393494740 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 768306 + ... + 771414.

It is an arithmetic number, because the mean of its divisors is an integer number (31697120).

Almost surely, 2^2393494740 is an apocalyptic number.

2393494740 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2393494740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4564385280).

2393494740 is an abundant number, since it is smaller than the sum of its proper divisors (6735275820).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2393494740 is a wasteful number, since it uses less digits than its factorization.

2393494740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3191 (or 3186 counting only the distinct ones).

The product of its (nonzero) digits is 653184, while the sum is 45.

The square root of 2393494740 is about 48923.3557720645. The cubic root of 2393494740 is about 1337.6551290647.

The spelling of 2393494740 in words is "two billion, three hundred ninety-three million, four hundred ninety-four thousand, seven hundred forty".