712267506 has 24 divisors (see below), whose sum is σ = 1600404624. Its totient is φ = 237422340.

The previous prime is 712267499. The next prime is 712267541. The reversal of 712267506 is 605762217.

712267506 is a `hidden beast` number, since 71 + 22 + 67 + 506 = 666.

It is a super-3 number, since 3×712267506³ (a number of 28 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 732300 + ... + 733271.

It is an arithmetic number, because the mean of its divisors is an integer number (66683526).

Almost surely, 2^712267506 is an apocalyptic number.

712267506 is an abundant number, since it is smaller than the sum of its proper divisors (888137118).

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

712267506 is a wasteful number, since it uses less digits than its factorization.

712267506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1465588 (or 1465576 counting only the distinct ones).

The product of its (nonzero) digits is 35280, while the sum is 36.

The square root of 712267506 is about 26688.3402631186. The cubic root of 712267506 is about 893.0608352739.

The spelling of 712267506 in words is "seven hundred twelve million, two hundred sixty-seven thousand, five hundred six".