54566457 has 16 divisors (see below), whose sum is σ = 80077248. Its totient is φ = 32775680.

The previous prime is 54566437. The next prime is 54566471. The reversal of 54566457 is 75466545.

It is a cyclic number.

It is not a de Polignac number, because 54566457 - 2¹⁶ = 54500921 is a prime.

It is not an unprimeable number, because it can be changed into a prime (54566437) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3588 + ... + 11045.

It is an arithmetic number, because the mean of its divisors is an integer number (5004828).

Almost surely, 2^54566457 is an apocalyptic number.

It is an amenable number.

54566457 is a deficient number, since it is larger than the sum of its proper divisors (25510791).

54566457 is a wasteful number, since it uses less digits than its factorization.

54566457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14760.

The product of its digits is 504000, while the sum is 42.

The square root of 54566457 is about 7386.9111948094. The cubic root of 54566457 is about 379.2933705497.

The spelling of 54566457 in words is "fifty-four million, five hundred sixty-six thousand, four hundred fifty-seven".