406712692 has 12 divisors (see below), whose sum is σ = 753614820. Its totient is φ = 191394176.

The previous prime is 406712659. The next prime is 406712737. The reversal of 406712692 is 296217604.

It can be written as a sum of positive squares in 2 ways, for example, as 192265956 + 214446736 = 13866^2 + 14644^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2990467 + ... + 2990602.

It is an arithmetic number, because the mean of its divisors is an integer number (62801235).

Almost surely, 2^406712692 is an apocalyptic number.

It is an amenable number.

406712692 is a deficient number, since it is larger than the sum of its proper divisors (346902128).

406712692 is a wasteful number, since it uses less digits than its factorization.

406712692 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5981090 (or 5981088 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 37.

The square root of 406712692 is about 20167.1190803248. The cubic root of 406712692 is about 740.9050844192.

The spelling of 406712692 in words is "four hundred six million, seven hundred twelve thousand, six hundred ninety-two".