53644701 has 16 divisors (see below), whose sum is σ = 78294528. Its totient is φ = 32401200.

The previous prime is 53644699. The next prime is 53644727. The reversal of 53644701 is 10744635.

It is not a de Polignac number, because 53644701 - 2¹ = 53644699 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53644781) 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, 7650 + ... + 12876.

It is an arithmetic number, because the mean of its divisors is an integer number (4893408).

Almost surely, 2^53644701 is an apocalyptic number.

It is an amenable number.

53644701 is a deficient number, since it is larger than the sum of its proper divisors (24649827).

53644701 is a wasteful number, since it uses less digits than its factorization.

53644701 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5552.

The product of its (nonzero) digits is 10080, while the sum is 30.

The square root of 53644701 is about 7324.2542965137. The cubic root of 53644701 is about 377.1455111195.

It can be divided in two parts, 53644 and 701, that added together give a palindrome (54345).

The spelling of 53644701 in words is "fifty-three million, six hundred forty-four thousand, seven hundred one".