54499797 has 24 divisors (see below), whose sum is σ = 89063520. Its totient is φ = 33028560.

The previous prime is 54499789. The next prime is 54499801. The reversal of 54499797 is 79799445.

54499797 is a `hidden beast` number, since 544 + 9 + 9 + 7 + 97 = 666.

It is not a de Polignac number, because 54499797 - 2³ = 54499789 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54499717) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7522 + ... + 12867.

It is an arithmetic number, because the mean of its divisors is an integer number (3710980).

Almost surely, 2^54499797 is an apocalyptic number.

It is an amenable number.

54499797 is a deficient number, since it is larger than the sum of its proper divisors (34563723).

54499797 is a wasteful number, since it uses less digits than its factorization.

54499797 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20415 (or 20403 counting only the distinct ones).

The product of its digits is 2857680, while the sum is 54.

The square root of 54499797 is about 7382.3977812090. The cubic root of 54499797 is about 379.1388556075.

The spelling of 54499797 in words is "fifty-four million, four hundred ninety-nine thousand, seven hundred ninety-seven".