56535658 has 8 divisors (see below), whose sum is σ = 84843360. Its totient is φ = 28254540.

The previous prime is 56535649. The next prime is 56535671. The reversal of 56535658 is 85653565.

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

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, 3 + ... + 10633.

It is an arithmetic number, because the mean of its divisors is an integer number (10605420).

Almost surely, 2^56535658 is an apocalyptic number.

56535658 is a deficient number, since it is larger than the sum of its proper divisors (28307702).

56535658 is a wasteful number, since it uses less digits than its factorization.

56535658 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13292.

The product of its digits is 540000, while the sum is 43.

The square root of 56535658 is about 7519.0197499408. The cubic root of 56535658 is about 383.8022211045.

It can be divided in two parts, 5653 and 5658, that added together give a palindrome (11311).

The spelling of 56535658 in words is "fifty-six million, five hundred thirty-five thousand, six hundred fifty-eight".