54590004 has 96 divisors (see below), whose sum is σ = 163107840. Its totient is φ = 15466464.

The previous prime is 54589993. The next prime is 54590069. The reversal of 54590004 is 40009545.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 54590004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 123007 + ... + 123449.

It is an arithmetic number, because the mean of its divisors is an integer number (1699040).

Almost surely, 2^54590004 is an apocalyptic number.

54590004 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 54590004, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (81553920).

54590004 is an abundant number, since it is smaller than the sum of its proper divisors (108517836).

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

54590004 is a wasteful number, since it uses less digits than its factorization.

54590004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 626 (or 618 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 54590004 is about 7388.5048555171. The cubic root of 54590004 is about 379.3479213800.

Adding to 54590004 its reverse (40009545), we get a palindrome (94599549).

The spelling of 54590004 in words is "fifty-four million, five hundred ninety thousand, four".