3399904440 has 48 divisors (see below), whose sum is σ = 11049690600. Its totient is φ = 906641088.

The previous prime is 3399904429. The next prime is 3399904451. The reversal of 3399904440 is 444099933.

3399904440 is a `hidden beast` number, since 33 + 99 + 90 + 4 + 440 = 666.

3399904440 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (3399904429) and next prime (3399904451).

It is a super-2 number, since 2×3399904440² = 23118700402263427200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4721730 + ... + 4722449.

Almost surely, 2^3399904440 is an apocalyptic number.

3399904440 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3399904440 is an abundant number, since it is smaller than the sum of its proper divisors (7649786160).

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

3399904440 is a wasteful number, since it uses less digits than its factorization.

3399904440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9444196 (or 9444189 counting only the distinct ones).

The product of its (nonzero) digits is 419904, while the sum is 45.

The square root of 3399904440 is about 58308.6995224555. The cubic root of 3399904440 is about 1503.6805085185.

The spelling of 3399904440 in words is "three billion, three hundred ninety-nine million, nine hundred four thousand, four hundred forty".