53369955 has 32 divisors (see below), whose sum is σ = 99878400. Its totient is φ = 26964576.

The previous prime is 53369933. The next prime is 53369963. The reversal of 53369955 is 55996335.

It is a happy number.

53369955 is a `hidden beast` number, since 533 + 69 + 9 + 55 = 666.

It is not a de Polignac number, because 53369955 - 2¹⁸ = 53107811 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 53369955.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7839 + ... + 12968.

It is an arithmetic number, because the mean of its divisors is an integer number (3121200).

Almost surely, 2^53369955 is an apocalyptic number.

53369955 is a deficient number, since it is larger than the sum of its proper divisors (46508445).

53369955 is a wasteful number, since it uses less digits than its factorization.

53369955 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20840 (or 20834 counting only the distinct ones).

The product of its digits is 546750, while the sum is 45.

The square root of 53369955 is about 7305.4743172500. The cubic root of 53369955 is about 376.5005476096.

The spelling of 53369955 in words is "fifty-three million, three hundred sixty-nine thousand, nine hundred fifty-five".