404254194 has 32 divisors (see below), whose sum is σ = 830269440. Its totient is φ = 131169552.

The previous prime is 404254189. The next prime is 404254199. The reversal of 404254194 is 491452404.

It is an interprime number because it is at equal distance from previous prime (404254189) and next prime (404254199).

It is not an unprimeable number, because it can be changed into a prime (404254199) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30919 + ... + 42005.

It is an arithmetic number, because the mean of its divisors is an integer number (25945920).

Almost surely, 2^404254194 is an apocalyptic number.

404254194 is an abundant number, since it is smaller than the sum of its proper divisors (426015246).

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

404254194 is a wasteful number, since it uses less digits than its factorization.

404254194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11254.

The product of its (nonzero) digits is 23040, while the sum is 33.

The square root of 404254194 is about 20106.0735599967. The cubic root of 404254194 is about 739.4091912004.

The spelling of 404254194 in words is "four hundred four million, two hundred fifty-four thousand, one hundred ninety-four".