909841434 has 16 divisors (see below), whose sum is σ = 1821754272. Its totient is φ = 302935248.

The previous prime is 909841403. The next prime is 909841451. The reversal of 909841434 is 434148909.

It is a super-2 number, since 2×909841434² = 1655622870046352712, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 80569 + ... + 91164.

It is an arithmetic number, because the mean of its divisors is an integer number (113859642).

Almost surely, 2^909841434 is an apocalyptic number.

909841434 is an abundant number, since it is smaller than the sum of its proper divisors (911912838).

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

909841434 is a wasteful number, since it uses less digits than its factorization.

909841434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172621.

The product of its (nonzero) digits is 124416, while the sum is 42.

The square root of 909841434 is about 30163.5779376386. The cubic root of 909841434 is about 968.9958198296.

The spelling of 909841434 in words is "nine hundred nine million, eight hundred forty-one thousand, four hundred thirty-four".