53644206 has 32 divisors (see below), whose sum is σ = 133763328. Its totient is φ = 13933440.

The previous prime is 53644183. The next prime is 53644207. The reversal of 53644206 is 60244635.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53644207) 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, 57595 + ... + 58518.

It is an arithmetic number, because the mean of its divisors is an integer number (4180104).

Almost surely, 2^53644206 is an apocalyptic number.

53644206 is an abundant number, since it is smaller than the sum of its proper divisors (80119122).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53644206 is a wasteful number, since it uses less digits than its factorization.

53644206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116136.

The product of its (nonzero) digits is 17280, while the sum is 30.

The square root of 53644206 is about 7324.2205045998. The cubic root of 53644206 is about 377.1443510944.

The spelling of 53644206 in words is "fifty-three million, six hundred forty-four thousand, two hundred six".