45645754 has 64 divisors (see below), whose sum is σ = 91238400. Its totient is φ = 16946160.

The previous prime is 45645727. The next prime is 45645779. The reversal of 45645754 is 45754654.

It is a happy number.

Its product of digits (336000) is a multiple of the sum of its prime factors (320).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 173427 + ... + 173689.

It is an arithmetic number, because the mean of its divisors is an integer number (1425600).

Almost surely, 2^45645754 is an apocalyptic number.

45645754 is a deficient number, since it is larger than the sum of its proper divisors (45592646).

45645754 is a wasteful number, since it uses less digits than its factorization.

45645754 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 320 (or 306 counting only the distinct ones).

The product of its digits is 336000, while the sum is 40.

The square root of 45645754 is about 6756.1641483907. The cubic root of 45645754 is about 357.3826475142.

Subtracting 45645754 from its reverse (45754654), we obtain a square (108900 = 330²).

The spelling of 45645754 in words is "forty-five million, six hundred forty-five thousand, seven hundred fifty-four".