45640359 has 12 divisors (see below), whose sum is σ = 69803136. Its totient is φ = 28636992.

The previous prime is 45640321. The next prime is 45640379. The reversal of 45640359 is 95304654.

It is a happy number.

45640359 is a `hidden beast` number, since 4 + 5 + 640 + 3 + 5 + 9 = 666.

It is not a de Polignac number, because 45640359 - 2⁸ = 45640103 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45640379) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 148999 + ... + 149304.

It is an arithmetic number, because the mean of its divisors is an integer number (5816928).

Almost surely, 2^45640359 is an apocalyptic number.

45640359 is a deficient number, since it is larger than the sum of its proper divisors (24162777).

45640359 is a wasteful number, since it uses less digits than its factorization.

45640359 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 298326 (or 298323 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 36.

The square root of 45640359 is about 6755.7648715745. The cubic root of 45640359 is about 357.3685669394.

The spelling of 45640359 in words is "forty-five million, six hundred forty thousand, three hundred fifty-nine".