54826257 has 4 divisors (see below), whose sum is σ = 73101680. Its totient is φ = 36550836.

The previous prime is 54826253. The next prime is 54826279. The reversal of 54826257 is 75262845.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 54826257 - 2² = 54826253 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54826253) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9137707 + ... + 9137712.

It is an arithmetic number, because the mean of its divisors is an integer number (18275420).

Almost surely, 2^54826257 is an apocalyptic number.

It is an amenable number.

54826257 is a deficient number, since it is larger than the sum of its proper divisors (18275423).

54826257 is a wasteful number, since it uses less digits than its factorization.

54826257 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18275422.

The product of its digits is 134400, while the sum is 39.

The square root of 54826257 is about 7404.4754709567. The cubic root of 54826257 is about 379.8943773850.

The spelling of 54826257 in words is "fifty-four million, eight hundred twenty-six thousand, two hundred fifty-seven".