53295690 has 32 divisors (see below), whose sum is σ = 146183040. Its totient is φ = 12181824.

The previous prime is 53295667. The next prime is 53295713. The reversal of 53295690 is 9659235.

53295690 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (53295667) and next prime (53295713).

It is a super-2 number, since 2×53295690² = 5680861145152200, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 126685 + ... + 127104.

It is an arithmetic number, because the mean of its divisors is an integer number (4568220).

Almost surely, 2^53295690 is an apocalyptic number.

53295690 is an abundant number, since it is smaller than the sum of its proper divisors (92887350).

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

53295690 is a wasteful number, since it uses less digits than its factorization.

53295690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 253806.

The product of its (nonzero) digits is 72900, while the sum is 39.

The square root of 53295690 is about 7300.3897156248. The cubic root of 53295690 is about 376.3258313765.

The spelling of 53295690 in words is "fifty-three million, two hundred ninety-five thousand, six hundred ninety".