3299531644 has 12 divisors (see below), whose sum is σ = 5780158384. Its totient is φ = 1648057824.

The previous prime is 3299531633. The next prime is 3299531671. The reversal of 3299531644 is 4461359923.

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 3299531594 and 3299531603.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 422649 + ... + 430384.

Almost surely, 2^3299531644 is an apocalyptic number.

It is an amenable number.

3299531644 is a deficient number, since it is larger than the sum of its proper divisors (2480626740).

3299531644 is a wasteful number, since it uses less digits than its factorization.

3299531644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 854004 (or 854002 counting only the distinct ones).

The product of its digits is 699840, while the sum is 46.

The square root of 3299531644 is about 57441.5498049974. The cubic root of 3299531644 is about 1488.7351161857.

The spelling of 3299531644 in words is "three billion, two hundred ninety-nine million, five hundred thirty-one thousand, six hundred forty-four".