3390486390 has 128 divisors (see below), whose sum is σ = 9323596800. Its totient is φ = 876199680.

The previous prime is 3390486289. The next prime is 3390486397. The reversal of 3390486390 is 936840933.

3390486390 is a `hidden beast` number, since 3 + 3 + 9 + 0 + 4 + 8 + 639 + 0 = 666.

It is a super-2 number, since 2×3390486390² = 22990795921550464200, 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 not an unprimeable number, because it can be changed into a prime (3390486397) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1803471 + ... + 1805349.

It is an arithmetic number, because the mean of its divisors is an integer number (72840600).

Almost surely, 2^3390486390 is an apocalyptic number.

3390486390 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 3390486390, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4661798400).

3390486390 is an abundant number, since it is smaller than the sum of its proper divisors (5933110410).

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

3390486390 is a wasteful number, since it uses less digits than its factorization.

3390486390 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2099 (or 2093 counting only the distinct ones).

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

The square root of 3390486390 is about 58227.8832691006. The cubic root of 3390486390 is about 1502.2907797711.

The spelling of 3390486390 in words is "three billion, three hundred ninety million, four hundred eighty-six thousand, three hundred ninety".