407797998 has 16 divisors (see below), whose sum is σ = 819099216. Its totient is φ = 135348800.

The previous prime is 407797987. The next prime is 407798011. The reversal of 407797998 is 899797704.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 144453 + ... + 147248.

It is an arithmetic number, because the mean of its divisors is an integer number (51193701).

Almost surely, 2^407797998 is an apocalyptic number.

407797998 is an abundant number, since it is smaller than the sum of its proper divisors (411301218).

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

407797998 is a wasteful number, since it uses less digits than its factorization.

407797998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 291939.

The product of its (nonzero) digits is 8001504, while the sum is 60.

The square root of 407797998 is about 20194.0089630563. The cubic root of 407797998 is about 741.5635300145.

The spelling of 407797998 in words is "four hundred seven million, seven hundred ninety-seven thousand, nine hundred ninety-eight".