53390700 has 108 divisors (see below), whose sum is σ = 182597688. Its totient is φ = 12940800.

The previous prime is 53390699. The next prime is 53390713. The reversal of 53390700 is 709335.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 7204 + ... + 12596.

Almost surely, 2^53390700 is an apocalyptic number.

53390700 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53390700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (91298844).

53390700 is an abundant number, since it is smaller than the sum of its proper divisors (129206988).

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

53390700 is a wasteful number, since it uses less digits than its factorization.

53390700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5424 (or 5414 counting only the distinct ones).

The product of its (nonzero) digits is 2835, while the sum is 27.

The square root of 53390700 is about 7306.8940049791. The cubic root of 53390700 is about 376.5493234429.

The spelling of 53390700 in words is "fifty-three million, three hundred ninety thousand, seven hundred".