54399258 has 12 divisors (see below), whose sum is σ = 117865098. Its totient is φ = 18133080.

The previous prime is 54399197. The next prime is 54399271. The reversal of 54399258 is 85299345.

54399258 is a `hidden beast` number, since 5 + 4 + 399 + 258 = 666.

It can be written as a sum of positive squares in only one way, i.e., 52229529 + 2169729 = 7227^2 + 1473^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1511073 + ... + 1511108.

Almost surely, 2^54399258 is an apocalyptic number.

54399258 is an abundant number, since it is smaller than the sum of its proper divisors (63465840).

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

54399258 is a wasteful number, since it uses less digits than its factorization.

54399258 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3022189 (or 3022186 counting only the distinct ones).

The product of its digits is 388800, while the sum is 45.

The square root of 54399258 is about 7375.5852649129. The cubic root of 54399258 is about 378.9055721385.

The spelling of 54399258 in words is "fifty-four million, three hundred ninety-nine thousand, two hundred fifty-eight".