45565672 has 32 divisors (see below), whose sum is σ = 87202080. Its totient is φ = 22317120.

The previous prime is 45565649. The next prime is 45565673. The reversal of 45565672 is 27656554.

It is a super-3 number, since 3×45565672³ (a number of 24 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (45565673) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 108022 + ... + 108442.

It is an arithmetic number, because the mean of its divisors is an integer number (2725065).

Almost surely, 2^45565672 is an apocalyptic number.

It is an amenable number.

45565672 is a deficient number, since it is larger than the sum of its proper divisors (41636408).

45565672 is a wasteful number, since it uses less digits than its factorization.

45565672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 673 (or 669 counting only the distinct ones).

The product of its digits is 252000, while the sum is 40.

The square root of 45565672 is about 6750.2349588737. The cubic root of 45565672 is about 357.1735249551.

The spelling of 45565672 in words is "forty-five million, five hundred sixty-five thousand, six hundred seventy-two".