54356666 has 32 divisors (see below), whose sum is σ = 101418240. Its totient is φ = 21275136.

The previous prime is 54356657. The next prime is 54356683. The reversal of 54356666 is 66665345.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16115 + ... + 19193.

It is an arithmetic number, because the mean of its divisors is an integer number (3169320).

Almost surely, 2^54356666 is an apocalyptic number.

54356666 is a deficient number, since it is larger than the sum of its proper divisors (47061574).

54356666 is a wasteful number, since it uses less digits than its factorization.

54356666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3198.

The product of its digits is 388800, while the sum is 41.

The square root of 54356666 is about 7372.6973354397. The cubic root of 54356666 is about 378.8066580454.

The spelling of 54356666 in words is "fifty-four million, three hundred fifty-six thousand, six hundred sixty-six".