3344992640 has 64 divisors (see below), whose sum is σ = 8723607120. Its totient is φ = 1216358400.

The previous prime is 3344992633. The next prime is 3344992663. The reversal of 3344992640 is 462994433.

It is a tau number, because it is divible by the number of its divisors (64).

It is a super-2 number, since 2×3344992640² = 22377951523308339200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a junction number, because it is equal to n+sod(n) for n = 3344992591 and 3344992600.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 230531 + ... + 244610.

Almost surely, 2^3344992640 is an apocalyptic number.

It is an amenable number.

3344992640 is an abundant number, since it is smaller than the sum of its proper divisors (5378614480).

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

3344992640 is a wasteful number, since it uses less digits than its factorization.

3344992640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 475171 (or 475159 counting only the distinct ones).

The product of its (nonzero) digits is 559872, while the sum is 44.

The square root of 3344992640 is about 57835.9113354324. The cubic root of 3344992640 is about 1495.5412245318.

The spelling of 3344992640 in words is "three billion, three hundred forty-four million, nine hundred ninety-two thousand, six hundred forty".