406726966 has 8 divisors (see below), whose sum is σ = 614748024. Its totient is φ = 201810960.

The previous prime is 406726961. The next prime is 406726967. The reversal of 406726966 is 669627604.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (406726961) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 775935 + ... + 776458.

It is an arithmetic number, because the mean of its divisors is an integer number (76843503).

Almost surely, 2^406726966 is an apocalyptic number.

406726966 is a deficient number, since it is larger than the sum of its proper divisors (208021058).

406726966 is a wasteful number, since it uses less digits than its factorization.

406726966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1552526.

The product of its (nonzero) digits is 653184, while the sum is 46.

The square root of 406726966 is about 20167.4729701071. The cubic root of 406726966 is about 740.9137519263.

The spelling of 406726966 in words is "four hundred six million, seven hundred twenty-six thousand, nine hundred sixty-six".