56635001 has 4 divisors (see below), whose sum is σ = 56691600. Its totient is φ = 56578404.

The previous prime is 56634989. The next prime is 56635009. The reversal of 56635001 is 10053665.

56635001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 10053665 = 5 ⋅2010733.

It is a cyclic number.

It is not a de Polignac number, because 56635001 - 2¹⁸ = 56372857 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56635009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26771 + ... + 28808.

It is an arithmetic number, because the mean of its divisors is an integer number (14172900).

Almost surely, 2^56635001 is an apocalyptic number.

It is an amenable number.

56635001 is a deficient number, since it is larger than the sum of its proper divisors (56599).

56635001 is a wasteful number, since it uses less digits than its factorization.

56635001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56598.

The product of its (nonzero) digits is 2700, while the sum is 26.

The square root of 56635001 is about 7525.6229642469. The cubic root of 56635001 is about 384.0268920150.

Adding to 56635001 its reverse (10053665), we get a palindrome (66688666).

The spelling of 56635001 in words is "fifty-six million, six hundred thirty-five thousand, one".