3109577394 has 32 divisors (see below), whose sum is σ = 7753752576. Its totient is φ = 807682320.

The previous prime is 3109577329. The next prime is 3109577407. The reversal of 3109577394 is 4937759013.

It is a happy number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3364882 + ... + 3365805.

It is an arithmetic number, because the mean of its divisors is an integer number (242304768).

Almost surely, 2^3109577394 is an apocalyptic number.

3109577394 is an abundant number, since it is smaller than the sum of its proper divisors (4644175182).

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

3109577394 is a wasteful number, since it uses less digits than its factorization.

3109577394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6730710.

The product of its (nonzero) digits is 714420, while the sum is 48.

The square root of 3109577394 is about 55763.5848381361. The cubic root of 3109577394 is about 1459.5997830274.

It can be divided in two parts, 3109 and 577394, that added together give a triangular number (580503 = T₁₀₇₇).

The spelling of 3109577394 in words is "three billion, one hundred nine million, five hundred seventy-seven thousand, three hundred ninety-four".