54809598 has 64 divisors (see below), whose sum is σ = 123420672. Its totient is φ = 16135680.

The previous prime is 54809597. The next prime is 54809603. The reversal of 54809598 is 89590845.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54809597) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 142915 + ... + 143297.

It is an arithmetic number, because the mean of its divisors is an integer number (1928448).

Almost surely, 2^54809598 is an apocalyptic number.

54809598 is an abundant number, since it is smaller than the sum of its proper divisors (68611074).

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

54809598 is a wasteful number, since it uses less digits than its factorization.

54809598 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 489.

The product of its (nonzero) digits is 518400, while the sum is 48.

The square root of 54809598 is about 7403.3504577320. The cubic root of 54809598 is about 379.8558964218.

The spelling of 54809598 in words is "fifty-four million, eight hundred nine thousand, five hundred ninety-eight".