53023170 has 32 divisors (see below), whose sum is σ = 134742528. Its totient is φ = 13307648.

The previous prime is 53023151. The next prime is 53023177. The reversal of 53023170 is 7132035.

It is a happy number.

It is a super-2 number, since 2×53023170² = 5622913113697800, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (53023177) 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, 51474 + ... + 52493.

It is an arithmetic number, because the mean of its divisors is an integer number (4210704).

Almost surely, 2^53023170 is an apocalyptic number.

53023170 is an abundant number, since it is smaller than the sum of its proper divisors (81719358).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53023170 is a wasteful number, since it uses less digits than its factorization.

53023170 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103994.

The product of its (nonzero) digits is 630, while the sum is 21.

The square root of 53023170 is about 7281.7010375324. The cubic root of 53023170 is about 375.6833052720.

The spelling of 53023170 in words is "fifty-three million, twenty-three thousand, one hundred seventy".