54267768 has 24 divisors (see below), whose sum is σ = 146975400. Its totient is φ = 18089232.

The previous prime is 54267761. The next prime is 54267769. The reversal of 54267768 is 86776245.

It is a tau number, because it is divible by the number of its divisors (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54267761) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 376788 + ... + 376931.

It is an arithmetic number, because the mean of its divisors is an integer number (6123975).

Almost surely, 2^54267768 is an apocalyptic number.

It is an amenable number.

54267768 is an abundant number, since it is smaller than the sum of its proper divisors (92707632).

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

54267768 is a wasteful number, since it uses less digits than its factorization.

54267768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 753731 (or 753724 counting only the distinct ones).

The product of its digits is 564480, while the sum is 45.

The square root of 54267768 is about 7366.6660030166. Note that the first 3 decimals coincide. The cubic root of 54267768 is about 378.6000380081.

The spelling of 54267768 in words is "fifty-four million, two hundred sixty-seven thousand, seven hundred sixty-eight".