406266212 has 72 divisors (see below), whose sum is σ = 816449760. Its totient is φ = 176598400.

The previous prime is 406266197. The next prime is 406266229. The reversal of 406266212 is 212662604.

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, 1170623 + ... + 1170969.

It is an arithmetic number, because the mean of its divisors is an integer number (11339580).

Almost surely, 2^406266212 is an apocalyptic number.

It is an amenable number.

406266212 is an abundant number, since it is smaller than the sum of its proper divisors (410183548).

406266212 is a wasteful number, since it uses less digits than its factorization.

406266212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 473 (or 460 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 29.

The square root of 406266212 is about 20156.0465369576. The cubic root of 406266212 is about 740.6338688654.

The spelling of 406266212 in words is "four hundred six million, two hundred sixty-six thousand, two hundred twelve".