53075477 has 16 divisors (see below), whose sum is σ = 66662400. Its totient is φ = 41990256.

The previous prime is 53075471. The next prime is 53075483. The reversal of 53075477 is 77457035.

It is an interprime number because it is at equal distance from previous prime (53075471) and next prime (53075483).

It is not a de Polignac number, because 53075477 - 2⁴ = 53075461 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 53075477.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53075471) 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, 1493 + ... + 10410.

It is an arithmetic number, because the mean of its divisors is an integer number (4166400).

Almost surely, 2^53075477 is an apocalyptic number.

It is an amenable number.

53075477 is a deficient number, since it is larger than the sum of its proper divisors (13586923).

53075477 is a wasteful number, since it uses less digits than its factorization.

53075477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11937 (or 11923 counting only the distinct ones).

The product of its (nonzero) digits is 102900, while the sum is 38.

The square root of 53075477 is about 7285.2918266875. The cubic root of 53075477 is about 375.8068010215.

The spelling of 53075477 in words is "fifty-three million, seventy-five thousand, four hundred seventy-seven".