45987824 has 20 divisors (see below), whose sum is σ = 89392344. Its totient is φ = 22918848.

The previous prime is 45987811. The next prime is 45987827. The reversal of 45987824 is 42878954.

It is a happy number.

It is a super-2 number, since 2×45987824² = 4229759912509952, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45987827) 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 3 ways as a sum of consecutive naturals, for example, 539 + ... + 9605.

Almost surely, 2^45987824 is an apocalyptic number.

It is an amenable number.

45987824 is a deficient number, since it is larger than the sum of its proper divisors (43404520).

45987824 is a wasteful number, since it uses less digits than its factorization.

45987824 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9392 (or 9386 counting only the distinct ones).

The product of its digits is 645120, while the sum is 47.

The square root of 45987824 is about 6781.4322970889. The cubic root of 45987824 is about 358.2731704054.

The spelling of 45987824 in words is "forty-five million, nine hundred eighty-seven thousand, eight hundred twenty-four".