56636065 has 8 divisors (see below), whose sum is σ = 69245928. Its totient is φ = 44453760.

The previous prime is 56636057. The next prime is 56636071. The reversal of 56636065 is 56063665.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1520289 + 55115776 = 1233^2 + 7424^2 .

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

It is not a de Polignac number, because 56636065 - 2³ = 56636057 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 106596 + ... + 107125.

It is an arithmetic number, because the mean of its divisors is an integer number (8655741).

Almost surely, 2^56636065 is an apocalyptic number.

It is an amenable number.

56636065 is a deficient number, since it is larger than the sum of its proper divisors (12609863).

56636065 is a wasteful number, since it uses less digits than its factorization.

56636065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213779.

The product of its (nonzero) digits is 97200, while the sum is 37.

The square root of 56636065 is about 7525.6936557370. The cubic root of 56636065 is about 384.0292969003.

The spelling of 56636065 in words is "fifty-six million, six hundred thirty-six thousand, sixty-five".