934705409 has 32 divisors (see below), whose sum is σ = 1083680640. Its totient is φ = 798336000.

The previous prime is 934705391. The next prime is 934705417. The reversal of 934705409 is 904507439.

It is not a de Polignac number, because 934705409 - 2⁸ = 934705153 is a prime.

It is a super-2 number, since 2×934705409² = 1747348403227714562, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (934705439) 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, 2158457 + ... + 2158889.

It is an arithmetic number, because the mean of its divisors is an integer number (33865020).

Almost surely, 2^934705409 is an apocalyptic number.

It is an amenable number.

934705409 is a deficient number, since it is larger than the sum of its proper divisors (148975231).

934705409 is a wasteful number, since it uses less digits than its factorization.

934705409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 641.

The product of its (nonzero) digits is 136080, while the sum is 41.

The square root of 934705409 is about 30572.9522454080. The cubic root of 934705409 is about 977.7434576074.

The spelling of 934705409 in words is "nine hundred thirty-four million, seven hundred five thousand, four hundred nine".