2394145640 has 32 divisors (see below), whose sum is σ = 5404402080. Its totient is φ = 954533952.

The previous prime is 2394145603. The next prime is 2394145661. The reversal of 2394145640 is 465414932.

2394145640 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 2394145594 and 2394145603.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 85202 + ... + 109761.

It is an arithmetic number, because the mean of its divisors is an integer number (168887565).

Almost surely, 2^2394145640 is an apocalyptic number.

2394145640 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2394145640 is an abundant number, since it is smaller than the sum of its proper divisors (3010256440).

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

2394145640 is a wasteful number, since it uses less digits than its factorization.

2394145640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 195281 (or 195277 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 38.

The square root of 2394145640 is about 48930.0075618224. The cubic root of 2394145640 is about 1337.7763744826.

The spelling of 2394145640 in words is "two billion, three hundred ninety-four million, one hundred forty-five thousand, six hundred forty".