53497408 has 14 divisors (see below), whose sum is σ = 106159046. Its totient is φ = 26748672.

The previous prime is 53497403. The next prime is 53497429. The reversal of 53497408 is 80479435.

It can be written as a sum of positive squares in only one way, i.e., 47775744 + 5721664 = 6912^2 + 2392^2 .

It is not an unprimeable number, because it can be changed into a prime (53497403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 417885 + ... + 418012.

It is an arithmetic number, because the mean of its divisors is an integer number (7582789).

Almost surely, 2^53497408 is an apocalyptic number.

It is an amenable number.

53497408 is a deficient number, since it is larger than the sum of its proper divisors (52661638).

53497408 is an equidigital number, since it uses as much as digits as its factorization.

53497408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 835909 (or 835899 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 40.

The square root of 53497408 is about 7314.1922315455. The cubic root of 53497408 is about 376.8000168289.

The spelling of 53497408 in words is "fifty-three million, four hundred ninety-seven thousand, four hundred eight".