3390424380 has 216 divisors, whose sum is σ = 11971526112. Its totient is φ = 760833792.

The previous prime is 3390424379. The next prime is 3390424409. The reversal of 3390424380 is 834240933.

It is a happy number.

3390424380 is a `hidden beast` number, since 339 + 0 + 4 + 243 + 80 = 666.

It is a super-2 number, since 2×3390424380² = 22989954952996768800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 4385674 + ... + 4386446.

It is an arithmetic number, because the mean of its divisors is an integer number (55423732).

Almost surely, 2^3390424380 is an apocalyptic number.

3390424380 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3390424380, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5985763056).

3390424380 is an abundant number, since it is smaller than the sum of its proper divisors (8581101732).

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

3390424380 is a wasteful number, since it uses less digits than its factorization.

3390424380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 913 (or 849 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 36.

The square root of 3390424380 is about 58227.3507898135. The cubic root of 3390424380 is about 1502.2816210440.

The spelling of 3390424380 in words is "three billion, three hundred ninety million, four hundred twenty-four thousand, three hundred eighty".