3390646776 has 64 divisors (see below), whose sum is σ = 9291196800. Its totient is φ = 1022582400.

The previous prime is 3390646757. The next prime is 3390646789. The reversal of 3390646776 is 6776460933.

It is a super-2 number, since 2×3390646776² = 22992971119198388352, which contains 22 as substring.

It is a congruent 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, 25270 + ... + 86138.

It is an arithmetic number, because the mean of its divisors is an integer number (145174950).

Almost surely, 2^3390646776 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3390646776, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4645598400).

3390646776 is an abundant number, since it is smaller than the sum of its proper divisors (5900550024).

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

3390646776 is a wasteful number, since it uses less digits than its factorization.

3390646776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61100 (or 61096 counting only the distinct ones).

The product of its (nonzero) digits is 3429216, while the sum is 51.

The square root of 3390646776 is about 58229.2604795905. The cubic root of 3390646776 is about 1502.3144678778.

The spelling of 3390646776 in words is "three billion, three hundred ninety million, six hundred forty-six thousand, seven hundred seventy-six".