406406462 has 32 divisors (see below), whose sum is σ = 776217600. Its totient is φ = 154968480.

The previous prime is 406406449. The next prime is 406406479. The reversal of 406406462 is 264604604.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20837 + ... + 35312.

It is an arithmetic number, because the mean of its divisors is an integer number (24256800).

Almost surely, 2^406406462 is an apocalyptic number.

406406462 is a deficient number, since it is larger than the sum of its proper divisors (369811138).

406406462 is a wasteful number, since it uses less digits than its factorization.

406406462 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56216.

The product of its (nonzero) digits is 27648, while the sum is 32.

The square root of 406406462 is about 20159.5253416344. The cubic root of 406406462 is about 740.7190855258.

The spelling of 406406462 in words is "four hundred six million, four hundred six thousand, four hundred sixty-two".