55264939 has 16 divisors (see below), whose sum is σ = 60313600. Its totient is φ = 50458464.

The previous prime is 55264931. The next prime is 55264961. The reversal of 55264939 is 93946255.

It is a cyclic number.

It is not a de Polignac number, because 55264939 - 2³ = 55264931 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 55264895 and 55264904.

It is not an unprimeable number, because it can be changed into a prime (55264931) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 88972 + ... + 89590.

It is an arithmetic number, because the mean of its divisors is an integer number (3769600).

Almost surely, 2^55264939 is an apocalyptic number.

55264939 is a deficient number, since it is larger than the sum of its proper divisors (5048661).

55264939 is a wasteful number, since it uses less digits than its factorization.

55264939 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 802.

The product of its digits is 291600, while the sum is 43.

The square root of 55264939 is about 7434.0392116265. The cubic root of 55264939 is about 380.9049048174.

The spelling of 55264939 in words is "fifty-five million, two hundred sixty-four thousand, nine hundred thirty-nine".