504406830 has 64 divisors (see below), whose sum is σ = 1306041408. Its totient is φ = 124200960.

The previous prime is 504406823. The next prime is 504406843. The reversal of 504406830 is 38604405.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 17700 + ... + 36360.

It is an arithmetic number, because the mean of its divisors is an integer number (20406897).

Almost surely, 2^504406830 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 504406830, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (653020704).

504406830 is an abundant number, since it is smaller than the sum of its proper divisors (801634578).

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

504406830 is a wasteful number, since it uses less digits than its factorization.

504406830 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18741.

The product of its (nonzero) digits is 11520, while the sum is 30.

The square root of 504406830 is about 22459.0033171555. The cubic root of 504406830 is about 796.0255109540.

The spelling of 504406830 in words is "five hundred four million, four hundred six thousand, eight hundred thirty".