406811958 has 32 divisors (see below), whose sum is σ = 930566400. Its totient is φ = 116143200.

The previous prime is 406811953. The next prime is 406812011. The reversal of 406811958 is 859118604.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (406811953) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 68508 + ... + 74208.

It is an arithmetic number, because the mean of its divisors is an integer number (29080200).

Almost surely, 2^406811958 is an apocalyptic number.

406811958 is an abundant number, since it is smaller than the sum of its proper divisors (523754442).

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

406811958 is a wasteful number, since it uses less digits than its factorization.

406811958 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7412.

The product of its (nonzero) digits is 69120, while the sum is 42.

The square root of 406811958 is about 20169.5800154589. The cubic root of 406811958 is about 740.9653568612.

The spelling of 406811958 in words is "four hundred six million, eight hundred eleven thousand, nine hundred fifty-eight".