55706633 has 4 divisors (see below), whose sum is σ = 55722240. Its totient is φ = 55691028.

The previous prime is 55706587. The next prime is 55706641. The reversal of 55706633 is 33660755.

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: 33660755 = 5 ⋅6732151.

It is a cyclic number.

It is not a de Polignac number, because 55706633 - 2⁸ = 55706377 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 55706593 and 55706602.

It is not an unprimeable number, because it can be changed into a prime (55706663) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 488 + ... + 10566.

It is an arithmetic number, because the mean of its divisors is an integer number (13930560).

Almost surely, 2^55706633 is an apocalyptic number.

It is an amenable number.

55706633 is a deficient number, since it is larger than the sum of its proper divisors (15607).

55706633 is a wasteful number, since it uses less digits than its factorization.

55706633 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15606.

The product of its (nonzero) digits is 56700, while the sum is 35.

The square root of 55706633 is about 7463.6876274399. The cubic root of 55706633 is about 381.9169821331.

The spelling of 55706633 in words is "fifty-five million, seven hundred six thousand, six hundred thirty-three".