53171396 has 6 divisors (see below), whose sum is σ = 93049950. Its totient is φ = 26585696.

The previous prime is 53171389. The next prime is 53171411. The reversal of 53171396 is 69317135.

It can be written as a sum of positive squares in only one way, i.e., 40780996 + 12390400 = 6386^2 + 3520^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6646421 + ... + 6646428.

It is an arithmetic number, because the mean of its divisors is an integer number (15508325).

Almost surely, 2^53171396 is an apocalyptic number.

It is an amenable number.

53171396 is a deficient number, since it is larger than the sum of its proper divisors (39878554).

53171396 is a wasteful number, since it uses less digits than its factorization.

53171396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13292853 (or 13292851 counting only the distinct ones).

The product of its digits is 17010, while the sum is 35.

The square root of 53171396 is about 7291.8719133018. The cubic root of 53171396 is about 376.0330531528.

The spelling of 53171396 in words is "fifty-three million, one hundred seventy-one thousand, three hundred ninety-six".