54229491 has 12 divisors (see below), whose sum is σ = 79026168. Its totient is φ = 35832384.

The previous prime is 54229489. The next prime is 54229501. The reversal of 54229491 is 19492245.

54229491 is a `hidden beast` number, since 542 + 29 + 4 + 91 = 666.

It is not a de Polignac number, because 54229491 - 2¹ = 54229489 is a prime.

It is not an unprimeable number, because it can be changed into a prime (54229411) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 25645 + ... + 27678.

It is an arithmetic number, because the mean of its divisors is an integer number (6585514).

Almost surely, 2^54229491 is an apocalyptic number.

54229491 is a deficient number, since it is larger than the sum of its proper divisors (24796677).

54229491 is a wasteful number, since it uses less digits than its factorization.

54229491 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53442 (or 53439 counting only the distinct ones).

The product of its digits is 25920, while the sum is 36.

The square root of 54229491 is about 7364.0675580823. The cubic root of 54229491 is about 378.5110036838.

The spelling of 54229491 in words is "fifty-four million, two hundred twenty-nine thousand, four hundred ninety-one".