520473000 has 64 divisors (see below), whose sum is σ = 1623885120. Its totient is φ = 138792000.

The previous prime is 520472963. The next prime is 520473011. The reversal of 520473000 is 374025.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 83746 + ... + 89745.

It is an arithmetic number, because the mean of its divisors is an integer number (25373205).

Almost surely, 2^520473000 is an apocalyptic number.

520473000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

520473000 is an abundant number, since it is smaller than the sum of its proper divisors (1103412120).

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

520473000 is a wasteful number, since it uses less digits than its factorization.

520473000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173515 (or 173501 counting only the distinct ones).

The product of its (nonzero) digits is 840, while the sum is 21.

The square root of 520473000 is about 22813.8773556798. The cubic root of 520473000 is about 804.3888987612.

The spelling of 520473000 in words is "five hundred twenty million, four hundred seventy-three thousand".