2403704394 has 96 divisors (see below), whose sum is σ = 6429870720. Its totient is φ = 631967616.

The previous prime is 2403704393. The next prime is 2403704399. The reversal of 2403704394 is 4934073042.

2403704394 is a `hidden beast` number, since 240 + 370 + 43 + 9 + 4 = 666.

2403704394 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2403704393) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 566272 + ... + 570500.

It is an arithmetic number, because the mean of its divisors is an integer number (66977820).

Almost surely, 2^2403704394 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2403704394, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3214935360).

2403704394 is an abundant number, since it is smaller than the sum of its proper divisors (4026166326).

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

2403704394 is a wasteful number, since it uses less digits than its factorization.

2403704394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4604 (or 4601 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 36.

The square root of 2403704394 is about 49027.5880907882. The cubic root of 2403704394 is about 1339.5543914475.

The spelling of 2403704394 in words is "two billion, four hundred three million, seven hundred four thousand, three hundred ninety-four".