53620734 has 16 divisors (see below), whose sum is σ = 109059840. Its totient is φ = 17570520.

The previous prime is 53620673. The next prime is 53620747. The reversal of 53620734 is 43702635.

It is a super-2 number, since 2×53620734² = 5750366229397512, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75382 + ... + 76089.

It is an arithmetic number, because the mean of its divisors is an integer number (6816240).

Almost surely, 2^53620734 is an apocalyptic number.

53620734 is an abundant number, since it is smaller than the sum of its proper divisors (55439106).

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

53620734 is a wasteful number, since it uses less digits than its factorization.

53620734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151535.

The product of its (nonzero) digits is 15120, while the sum is 30.

The square root of 53620734 is about 7322.6179744679. The cubic root of 53620734 is about 377.0893366185.

The spelling of 53620734 in words is "fifty-three million, six hundred twenty thousand, seven hundred thirty-four".