45471732 has 24 divisors (see below), whose sum is σ = 106574496. Its totient is φ = 15089568.

The previous prime is 45471709. The next prime is 45471733. The reversal of 45471732 is 23717454.

It is a super-2 number, since 2×45471732² = 4135356822159648, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 45471693 and 45471702.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45471733) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 5623 + ... + 11070.

It is an arithmetic number, because the mean of its divisors is an integer number (4440604).

Almost surely, 2^45471732 is an apocalyptic number.

It is an amenable number.

45471732 is an abundant number, since it is smaller than the sum of its proper divisors (61102764).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45471732 is a wasteful number, since it uses less digits than its factorization.

45471732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16927 (or 16925 counting only the distinct ones).

The product of its digits is 23520, while the sum is 33.

The square root of 45471732 is about 6743.2730924974. The cubic root of 45471732 is about 356.9279017048.

The spelling of 45471732 in words is "forty-five million, four hundred seventy-one thousand, seven hundred thirty-two".