53684590 has 8 divisors (see below), whose sum is σ = 96632280. Its totient is φ = 21473832.

The previous prime is 53684573. The next prime is 53684629. The reversal of 53684590 is 9548635.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2684220 + ... + 2684239.

It is an arithmetic number, because the mean of its divisors is an integer number (12079035).

Almost surely, 2^53684590 is an apocalyptic number.

53684590 is a deficient number, since it is larger than the sum of its proper divisors (42947690).

53684590 is a wasteful number, since it uses less digits than its factorization.

53684590 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5368466.

The product of its (nonzero) digits is 129600, while the sum is 40.

The square root of 53684590 is about 7326.9768663481. The cubic root of 53684590 is about 377.2389669487.

The spelling of 53684590 in words is "fifty-three million, six hundred eighty-four thousand, five hundred ninety".