45973530 has 24 divisors (see below), whose sum is σ = 119531412. Its totient is φ = 12259584.

The previous prime is 45973523. The next prime is 45973541. The reversal of 45973530 is 3537954.

45973530 is a `hidden beast` number, since 4 + 59 + 73 + 530 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 40870449 + 5103081 = 6393^2 + 2259^2 .

It is a super-2 number, since 2×45973530² = 4227130921321800, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 255319 + ... + 255498.

Almost surely, 2^45973530 is an apocalyptic number.

45973530 is an abundant number, since it is smaller than the sum of its proper divisors (73557882).

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

45973530 is a wasteful number, since it uses less digits than its factorization.

45973530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 510830 (or 510827 counting only the distinct ones).

The product of its (nonzero) digits is 56700, while the sum is 36.

The square root of 45973530 is about 6780.3783080297. The cubic root of 45973530 is about 358.2360469023.

The spelling of 45973530 in words is "forty-five million, nine hundred seventy-three thousand, five hundred thirty".