53327657 has 16 divisors (see below), whose sum is σ = 59553792. Its totient is φ = 47516160.

The previous prime is 53327653. The next prime is 53327663. The reversal of 53327657 is 75672335.

It is a cyclic number.

It is not a de Polignac number, because 53327657 - 2² = 53327653 is a prime.

It is a super-2 number, since 2×53327657² = 5687678002219298, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 53327657.

It is not an unprimeable number, because it can be changed into a prime (53327653) 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, 23693 + ... + 25845.

It is an arithmetic number, because the mean of its divisors is an integer number (3722112).

Almost surely, 2^53327657 is an apocalyptic number.

It is an amenable number.

53327657 is a deficient number, since it is larger than the sum of its proper divisors (6226135).

53327657 is a wasteful number, since it uses less digits than its factorization.

53327657 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2248.

The product of its digits is 132300, while the sum is 38.

The square root of 53327657 is about 7302.5787910847. The cubic root of 53327657 is about 376.4010569932.

The spelling of 53327657 in words is "fifty-three million, three hundred twenty-seven thousand, six hundred fifty-seven".