404740674 has 48 divisors (see below), whose sum is σ = 946927800. Its totient is φ = 124201728.

The previous prime is 404740667. The next prime is 404740691. The reversal of 404740674 is 476047404.

It can be written as a sum of positive squares in 4 ways, for example, as 404613225 + 127449 = 20115^2 + 357^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 93592 + ... + 97820.

Almost surely, 2^404740674 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 404740674, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (473463900).

404740674 is an abundant number, since it is smaller than the sum of its proper divisors (542187126).

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

404740674 is a wasteful number, since it uses less digits than its factorization.

404740674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4659 (or 4656 counting only the distinct ones).

The product of its (nonzero) digits is 75264, while the sum is 36.

The square root of 404740674 is about 20118.1677595153. The cubic root of 404740674 is about 739.7056742830.

The spelling of 404740674 in words is "four hundred four million, seven hundred forty thousand, six hundred seventy-four".