53197888 has 14 divisors (see below), whose sum is σ = 105564686. Its totient is φ = 26598912.

The previous prime is 53197877. The next prime is 53197961. The reversal of 53197888 is 88879135.

It can be written as a sum of positive squares in only one way, i.e., 53114944 + 82944 = 7288^2 + 288^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 415545 + ... + 415672.

Almost surely, 2^53197888 is an apocalyptic number.

It is an amenable number.

53197888 is a deficient number, since it is larger than the sum of its proper divisors (52366798).

53197888 is an equidigital number, since it uses as much as digits as its factorization.

53197888 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 831229 (or 831219 counting only the distinct ones).

The product of its digits is 483840, while the sum is 49.

The square root of 53197888 is about 7293.6882302440. The cubic root of 53197888 is about 376.0954940791.

The spelling of 53197888 in words is "fifty-three million, one hundred ninety-seven thousand, eight hundred eighty-eight".