53257022 has 48 divisors (see below), whose sum is σ = 106006320. Its totient is φ = 19821312.

The previous prime is 53256989. The next prime is 53257081. The reversal of 53257022 is 22075235.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a junction number, because it is equal to n+sod(n) for n = 53256982 and 53257000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20429 + ... + 22887.

It is an arithmetic number, because the mean of its divisors is an integer number (2208465).

Almost surely, 2^53257022 is an apocalyptic number.

53257022 is a deficient number, since it is larger than the sum of its proper divisors (52749298).

53257022 is a wasteful number, since it uses less digits than its factorization.

53257022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2505 (or 2498 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 26.

The square root of 53257022 is about 7297.7408833145. The cubic root of 53257022 is about 376.2347965733.

The spelling of 53257022 in words is "fifty-three million, two hundred fifty-seven thousand, twenty-two".