54628766 has 4 divisors (see below), whose sum is σ = 81943152. Its totient is φ = 27314382.

The previous prime is 54628759. The next prime is 54628787. The reversal of 54628766 is 66782645.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13657190 + ... + 13657193.

It is an arithmetic number, because the mean of its divisors is an integer number (20485788).

Almost surely, 2^54628766 is an apocalyptic number.

54628766 is a deficient number, since it is larger than the sum of its proper divisors (27314386).

54628766 is a wasteful number, since it uses less digits than its factorization.

54628766 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27314385.

The product of its digits is 483840, while the sum is 44.

The square root of 54628766 is about 7391.1275188566. The cubic root of 54628766 is about 379.4376863195.

The spelling of 54628766 in words is "fifty-four million, six hundred twenty-eight thousand, seven hundred sixty-six".