406813134 has 64 divisors (see below), whose sum is σ = 1005548544. Its totient is φ = 106845696.

The previous prime is 406813091. The next prime is 406813139. The reversal of 406813134 is 431318604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (406813139) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 142182 + ... + 145014.

It is an arithmetic number, because the mean of its divisors is an integer number (15711696).

Almost surely, 2^406813134 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 406813134, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (502774272).

406813134 is an abundant number, since it is smaller than the sum of its proper divisors (598735410).

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

406813134 is a wasteful number, since it uses less digits than its factorization.

406813134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3121.

The product of its (nonzero) digits is 6912, while the sum is 30.

The square root of 406813134 is about 20169.6091682511. The cubic root of 406813134 is about 740.9660708474.

The spelling of 406813134 in words is "four hundred six million, eight hundred thirteen thousand, one hundred thirty-four".