53396637 has 16 divisors (see below), whose sum is σ = 83352192. Its totient is φ = 29767680.

The previous prime is 53396621. The next prime is 53396641. The reversal of 53396637 is 73669335.

It is not a de Polignac number, because 53396637 - 2⁴ = 53396621 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53396647) 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, 30148 + ... + 31869.

It is an arithmetic number, because the mean of its divisors is an integer number (5209512).

Almost surely, 2^53396637 is an apocalyptic number.

It is an amenable number.

53396637 is a deficient number, since it is larger than the sum of its proper divisors (29955555).

53396637 is a wasteful number, since it uses less digits than its factorization.

53396637 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62068.

The product of its digits is 306180, while the sum is 42.

The square root of 53396637 is about 7307.3002538557. The cubic root of 53396637 is about 376.5632802461.

The spelling of 53396637 in words is "fifty-three million, three hundred ninety-six thousand, six hundred thirty-seven".