45934945 has 32 divisors (see below), whose sum is σ = 65664000. Its totient is φ = 30191616.

The previous prime is 45934943. The next prime is 45934957. The reversal of 45934945 is 54943954.

It is not a de Polignac number, because 45934945 - 2¹ = 45934943 is a prime.

It is a super-2 number, since 2×45934945² = 4220038344306050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (45934943) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 102081 + ... + 102529.

It is an arithmetic number, because the mean of its divisors is an integer number (2052000).

Almost surely, 2^45934945 is an apocalyptic number.

It is an amenable number.

45934945 is a deficient number, since it is larger than the sum of its proper divisors (19729055).

45934945 is a wasteful number, since it uses less digits than its factorization.

45934945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 577.

The product of its digits is 388800, while the sum is 43.

The square root of 45934945 is about 6777.5323680525. The cubic root of 45934945 is about 358.1357978626.

Subtracting 45934945 from its reverse (54943954), we obtain a palindrome (9009009).

The spelling of 45934945 in words is "forty-five million, nine hundred thirty-four thousand, nine hundred forty-five".