53390492 has 6 divisors (see below), whose sum is σ = 93433368. Its totient is φ = 26695244.

The previous prime is 53390483. The next prime is 53390501. The reversal of 53390492 is 29409335.

It is an interprime number because it is at equal distance from previous prime (53390483) and next prime (53390501).

It is a super-3 number, since 3×53390492³ (a number of 24 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6673808 + ... + 6673815.

It is an arithmetic number, because the mean of its divisors is an integer number (15572228).

Almost surely, 2^53390492 is an apocalyptic number.

It is an amenable number.

53390492 is a deficient number, since it is larger than the sum of its proper divisors (40042876).

53390492 is a wasteful number, since it uses less digits than its factorization.

53390492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13347627 (or 13347625 counting only the distinct ones).

The product of its (nonzero) digits is 29160, while the sum is 35.

The square root of 53390492 is about 7306.8797718315. The cubic root of 53390492 is about 376.5488344541.

The spelling of 53390492 in words is "fifty-three million, three hundred ninety thousand, four hundred ninety-two".