3950090 has 32 divisors (see below), whose sum is σ = 7523280. Its totient is φ = 1490944.

The previous prime is 3950041. The next prime is 3950099. The reversal of 3950090 is 900593.

It can be written as a sum of positive squares in 8 ways, for example, as 3352561 + 597529 = 1831^2 + 773^2 .

It is a super-2 number, since 2×3950090² = 31206422016200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3950099) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15242 + ... + 15498.

Almost surely, 2^3950090 is an apocalyptic number.

3950090 is a deficient number, since it is larger than the sum of its proper divisors (3573190).

3950090 is a wasteful number, since it uses less digits than its factorization.

3950090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 346.

The product of its (nonzero) digits is 1215, while the sum is 26.

The square root of 3950090 is about 1987.4833332635. The cubic root of 3950090 is about 158.0771134555.

The spelling of 3950090 in words is "three million, nine hundred fifty thousand, ninety".