53698560 has 224 divisors, whose sum is σ = 188732160. Its totient is φ = 12976128.

The previous prime is 53698559. The next prime is 53698571. The reversal of 53698560 is 6589635.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2334709 + ... + 2334731.

Almost surely, 2^53698560 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53698560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (94366080).

53698560 is an abundant number, since it is smaller than the sum of its proper divisors (135033600).

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

53698560 is a wasteful number, since it uses less digits than its factorization.

53698560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76 (or 52 counting only the distinct ones).

The product of its (nonzero) digits is 194400, while the sum is 42.

The square root of 53698560 is about 7327.9301306713. The cubic root of 53698560 is about 377.2716862778.

The spelling of 53698560 in words is "fifty-three million, six hundred ninety-eight thousand, five hundred sixty".