406708400 has 60 divisors (see below), whose sum is σ = 1116712752. Its totient is φ = 139441920.

The previous prime is 406708387. The next prime is 406708469. The reversal of 406708400 is 4807604.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 69827 + ... + 75426.

Almost surely, 2^406708400 is an apocalyptic number.

406708400 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

406708400 is an abundant number, since it is smaller than the sum of its proper divisors (710004352).

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

406708400 is a wasteful number, since it uses less digits than its factorization.

406708400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145278 (or 145267 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 29.

The square root of 406708400 is about 20167.0126692081. The cubic root of 406708400 is about 740.9024781766.

The spelling of 406708400 in words is "four hundred six million, seven hundred eight thousand, four hundred".