506670725 has 24 divisors (see below), whose sum is σ = 698339232. Its totient is φ = 361524800.

The previous prime is 506670719. The next prime is 506670733. The reversal of 506670725 is 527076605.

It is not a de Polignac number, because 506670725 - 2⁴ = 506670709 is a prime.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2807 + ... + 31956.

It is an arithmetic number, because the mean of its divisors is an integer number (29097468).

Almost surely, 2^506670725 is an apocalyptic number.

506670725 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

506670725 is a deficient number, since it is larger than the sum of its proper divisors (191668507).

506670725 is a wasteful number, since it uses less digits than its factorization.

506670725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34837 (or 34832 counting only the distinct ones).

The product of its (nonzero) digits is 88200, while the sum is 38.

The square root of 506670725 is about 22509.3475027598. The cubic root of 506670725 is about 797.2146494703.

The spelling of 506670725 in words is "five hundred six million, six hundred seventy thousand, seven hundred twenty-five".