406468356 has 48 divisors (see below), whose sum is σ = 1085750400. Its totient is φ = 115937280.

The previous prime is 406468319. The next prime is 406468357. The reversal of 406468356 is 653864604.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (406468357) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50070 + ... + 57618.

It is an arithmetic number, because the mean of its divisors is an integer number (22619800).

Almost surely, 2^406468356 is an apocalyptic number.

It is an amenable number.

406468356 is an abundant number, since it is smaller than the sum of its proper divisors (679282044).

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

406468356 is a wasteful number, since it uses less digits than its factorization.

406468356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8204 (or 8202 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 42.

The square root of 406468356 is about 20161.0603887792. The cubic root of 406468356 is about 740.7566864206.

The spelling of 406468356 in words is "four hundred six million, four hundred sixty-eight thousand, three hundred fifty-six".