54858247 has 2 divisors, whose sum is σ = 54858248. Its totient is φ = 54858246.

The previous prime is 54858211. The next prime is 54858257. The reversal of 54858247 is 74285845.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 54858247 - 2¹¹ = 54856199 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54858257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27429123 + 27429124.

It is an arithmetic number, because the mean of its divisors is an integer number (27429124).

Almost surely, 2^54858247 is an apocalyptic number.

54858247 is a deficient number, since it is larger than the sum of its proper divisors (1).

54858247 is an equidigital number, since it uses as much as digits as its factorization.

54858247 is an evil number, because the sum of its binary digits is even.

The product of its digits is 358400, while the sum is 43.

The square root of 54858247 is about 7406.6353359673. The cubic root of 54858247 is about 379.9682498865.

The spelling of 54858247 in words is "fifty-four million, eight hundred fifty-eight thousand, two hundred forty-seven".