53031366 has 12 divisors (see below), whose sum is σ = 114901332. Its totient is φ = 17677116.

The previous prime is 53031287. The next prime is 53031403. The reversal of 53031366 is 66313035.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1473076 + ... + 1473111.

It is an arithmetic number, because the mean of its divisors is an integer number (9575111).

Almost surely, 2^53031366 is an apocalyptic number.

53031366 is an abundant number, since it is smaller than the sum of its proper divisors (61869966).

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

53031366 is a wasteful number, since it uses less digits than its factorization.

53031366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2946195 (or 2946192 counting only the distinct ones).

The product of its (nonzero) digits is 4860, while the sum is 27.

The square root of 53031366 is about 7282.2637963754. The cubic root of 53031366 is about 375.7026612235.

The spelling of 53031366 in words is "fifty-three million, thirty-one thousand, three hundred sixty-six".