54786562 has 4 divisors (see below), whose sum is σ = 82179846. Its totient is φ = 27393280.

The previous prime is 54786553. The next prime is 54786569. The reversal of 54786562 is 26568745.

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

It can be written as a sum of positive squares in only one way, i.e., 50253921 + 4532641 = 7089^2 + 2129^2 .

It is a super-3 number, since 3×54786562³ (a number of 24 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (54786569) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13696639 + ... + 13696642.

Almost surely, 2^54786562 is an apocalyptic number.

54786562 is a deficient number, since it is larger than the sum of its proper divisors (27393284).

54786562 is a wasteful number, since it uses less digits than its factorization.

54786562 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27393283.

The product of its digits is 403200, while the sum is 43.

The square root of 54786562 is about 7401.7945121437. The cubic root of 54786562 is about 379.8026722486.

The spelling of 54786562 in words is "fifty-four million, seven hundred eighty-six thousand, five hundred sixty-two".