45581752 has 8 divisors (see below), whose sum is σ = 85465800. Its totient is φ = 22790872.

The previous prime is 45581737. The next prime is 45581771. The reversal of 45581752 is 25718554.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×45581752² = 4155392230779008, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2848852 + ... + 2848867.

It is an arithmetic number, because the mean of its divisors is an integer number (10683225).

Almost surely, 2^45581752 is an apocalyptic number.

It is an amenable number.

45581752 is a deficient number, since it is larger than the sum of its proper divisors (39884048).

45581752 is a wasteful number, since it uses less digits than its factorization.

45581752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5697725 (or 5697721 counting only the distinct ones).

The product of its digits is 56000, while the sum is 37.

The square root of 45581752 is about 6751.4259234624. The cubic root of 45581752 is about 357.2155351977.

The spelling of 45581752 in words is "forty-five million, five hundred eighty-one thousand, seven hundred fifty-two".