3990410 has 16 divisors (see below), whose sum is σ = 7605576. Its totient is φ = 1502208.

The previous prime is 3990383. The next prime is 3990419. The reversal of 3990410 is 140993.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 3988009 + 2401 = 1997^2 + 49^2 .

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 3990410.

It is not an unprimeable number, because it can be changed into a prime (3990419) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11567 + ... + 11906.

Almost surely, 2^3990410 is an apocalyptic number.

3990410 is a deficient number, since it is larger than the sum of its proper divisors (3615166).

3990410 is a wasteful number, since it uses less digits than its factorization.

3990410 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23497.

The product of its (nonzero) digits is 972, while the sum is 26.

The square root of 3990410 is about 1997.6010612732. The cubic root of 3990410 is about 158.6131438787.

The spelling of 3990410 in words is "three million, nine hundred ninety thousand, four hundred ten".