54621836 has 6 divisors (see below), whose sum is σ = 95588220. Its totient is φ = 27310916.

The previous prime is 54621829. The next prime is 54621839. The reversal of 54621836 is 63812645.

It is a junction number, because it is equal to n+sod(n) for n = 54621796 and 54621805.

It is not an unprimeable number, because it can be changed into a prime (54621839) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6827726 + ... + 6827733.

It is an arithmetic number, because the mean of its divisors is an integer number (15931370).

Almost surely, 2^54621836 is an apocalyptic number.

It is an amenable number.

54621836 is a deficient number, since it is larger than the sum of its proper divisors (40966384).

54621836 is a wasteful number, since it uses less digits than its factorization.

54621836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13655463 (or 13655461 counting only the distinct ones).

The product of its digits is 34560, while the sum is 35.

The square root of 54621836 is about 7390.6586986547. The cubic root of 54621836 is about 379.4216409612.

The spelling of 54621836 in words is "fifty-four million, six hundred twenty-one thousand, eight hundred thirty-six".