56023535 has 8 divisors (see below), whose sum is σ = 67386816. Its totient is φ = 44713120.

The previous prime is 56023531. The next prime is 56023537. The reversal of 56023535 is 53532065.

It is a happy number.

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

It is not a de Polignac number, because 56023535 - 2² = 56023531 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 56023498 and 56023507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56023531) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10844 + ... + 15153.

It is an arithmetic number, because the mean of its divisors is an integer number (8423352).

Almost surely, 2^56023535 is an apocalyptic number.

56023535 is a deficient number, since it is larger than the sum of its proper divisors (11363281).

56023535 is a wasteful number, since it uses less digits than its factorization.

56023535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26433.

The product of its (nonzero) digits is 13500, while the sum is 29.

The square root of 56023535 is about 7484.8871066971. The cubic root of 56023535 is about 382.6398252806.

The spelling of 56023535 in words is "fifty-six million, twenty-three thousand, five hundred thirty-five".