53344977 has 48 divisors (see below), whose sum is σ = 86873472. Its totient is φ = 29003520.

The previous prime is 53344961. The next prime is 53344979. The reversal of 53344977 is 77944335.

It is not a de Polignac number, because 53344977 - 2⁴ = 53344961 is a prime.

It is a super-2 number, since 2×53344977² = 5691373142261058, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53344979) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 319348 + ... + 319514.

It is an arithmetic number, because the mean of its divisors is an integer number (1809864).

Almost surely, 2^53344977 is an apocalyptic number.

It is an amenable number.

53344977 is a deficient number, since it is larger than the sum of its proper divisors (33528495).

53344977 is a wasteful number, since it uses less digits than its factorization.

53344977 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 278 (or 271 counting only the distinct ones).

The product of its digits is 317520, while the sum is 42.

The square root of 53344977 is about 7303.7645772574. The cubic root of 53344977 is about 376.4418023338.

The spelling of 53344977 in words is "fifty-three million, three hundred forty-four thousand, nine hundred seventy-seven".