55902530 has 8 divisors (see below), whose sum is σ = 100624572. Its totient is φ = 22361008.

The previous prime is 55902527. The next prime is 55902563. The reversal of 55902530 is 3520955.

It can be written as a sum of positive squares in 2 ways, for example, as 46471489 + 9431041 = 6817^2 + 3071^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 55902493 and 55902502.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2795117 + ... + 2795136.

Almost surely, 2^55902530 is an apocalyptic number.

55902530 is a deficient number, since it is larger than the sum of its proper divisors (44722042).

55902530 is a wasteful number, since it uses less digits than its factorization.

55902530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5590260.

The product of its (nonzero) digits is 6750, while the sum is 29.

The square root of 55902530 is about 7476.7994489621. The cubic root of 55902530 is about 382.3641393124.

The spelling of 55902530 in words is "fifty-five million, nine hundred two thousand, five hundred thirty".