503479380 has 24 divisors (see below), whose sum is σ = 1409742432. Its totient is φ = 134261152.

The previous prime is 503479367. The next prime is 503479397. The reversal of 503479380 is 83974305.

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

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 7 ways as a sum of consecutive naturals, for example, 4195602 + ... + 4195721.

It is an arithmetic number, because the mean of its divisors is an integer number (58739268).

Almost surely, 2^503479380 is an apocalyptic number.

It is an amenable number.

503479380 is an abundant number, since it is smaller than the sum of its proper divisors (906263052).

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

503479380 is a wasteful number, since it uses less digits than its factorization.

503479380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8391335 (or 8391333 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 39.

The square root of 503479380 is about 22438.3461957427. The cubic root of 503479380 is about 795.5373290833.

The spelling of 503479380 in words is "five hundred three million, four hundred seventy-nine thousand, three hundred eighty".