53233657 has 8 divisors (see below), whose sum is σ = 54688896. Its totient is φ = 51791952.

The previous prime is 53233633. The next prime is 53233673. The reversal of 53233657 is 75633235.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 53233657 - 2¹¹ = 53231609 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53233157) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4858 + ... + 11404.

It is an arithmetic number, because the mean of its divisors is an integer number (6836112).

Almost surely, 2^53233657 is an apocalyptic number.

It is an amenable number.

53233657 is a deficient number, since it is larger than the sum of its proper divisors (1455239).

53233657 is a wasteful number, since it uses less digits than its factorization.

53233657 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6767.

The product of its digits is 56700, while the sum is 34.

The square root of 53233657 is about 7296.1398698216. The cubic root of 53233657 is about 376.1797677617.

The spelling of 53233657 in words is "fifty-three million, two hundred thirty-three thousand, six hundred fifty-seven".