54686506 has 16 divisors (see below), whose sum is σ = 94026816. Its totient is φ = 23367456.

The previous prime is 54686483. The next prime is 54686509. The reversal of 54686506 is 60568645.

It is a super-2 number, since 2×54686506² = 5981227876976072, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (54686509) 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, 771 + ... + 10486.

It is an arithmetic number, because the mean of its divisors is an integer number (5876676).

Almost surely, 2^54686506 is an apocalyptic number.

54686506 is a deficient number, since it is larger than the sum of its proper divisors (39340310).

54686506 is a wasteful number, since it uses less digits than its factorization.

54686506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11613.

The product of its (nonzero) digits is 172800, while the sum is 40.

The square root of 54686506 is about 7395.0325219028. The cubic root of 54686506 is about 379.5713217605.

The spelling of 54686506 in words is "fifty-four million, six hundred eighty-six thousand, five hundred six".