53994630 has 32 divisors (see below), whose sum is σ = 131526144. Its totient is φ = 14183136.

The previous prime is 53994623. The next prime is 53994631. The reversal of 53994630 is 3649935.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53994631) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11422 + ... + 15441.

It is an arithmetic number, because the mean of its divisors is an integer number (4110192).

Almost surely, 2^53994630 is an apocalyptic number.

53994630 is an abundant number, since it is smaller than the sum of its proper divisors (77531514).

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

53994630 is a wasteful number, since it uses less digits than its factorization.

53994630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26940.

The product of its (nonzero) digits is 87480, while the sum is 39.

The square root of 53994630 is about 7348.1038370453. The cubic root of 53994630 is about 377.9637853382.

The spelling of 53994630 in words is "fifty-three million, nine hundred ninety-four thousand, six hundred thirty".