53642337 has 8 divisors (see below), whose sum is σ = 81740736. Its totient is φ = 30652752.

The previous prime is 53642333. The next prime is 53642353. The reversal of 53642337 is 73324635.

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

It is not a de Polignac number, because 53642337 - 2² = 53642333 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 53642298 and 53642307.

It is not an unprimeable number, because it can be changed into a prime (53642333) 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, 1277178 + ... + 1277219.

It is an arithmetic number, because the mean of its divisors is an integer number (10217592).

Almost surely, 2^53642337 is an apocalyptic number.

It is an amenable number.

53642337 is a deficient number, since it is larger than the sum of its proper divisors (28098399).

53642337 is a wasteful number, since it uses less digits than its factorization.

53642337 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2554407.

The product of its digits is 45360, while the sum is 33.

The square root of 53642337 is about 7324.0929131190. The cubic root of 53642337 is about 377.1399710564.

The spelling of 53642337 in words is "fifty-three million, six hundred forty-two thousand, three hundred thirty-seven".