3507990 has 16 divisors (see below), whose sum is σ = 8419248. Its totient is φ = 935456.

The previous prime is 3507971. The next prime is 3507997. The reversal of 3507990 is 997053.

3507990 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3507997) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58437 + ... + 58496.

It is an arithmetic number, because the mean of its divisors is an integer number (526203).

Almost surely, 2^3507990 is an apocalyptic number.

3507990 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

3507990 is an abundant number, since it is smaller than the sum of its proper divisors (4911258).

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

3507990 is a wasteful number, since it uses less digits than its factorization.

3507990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116943.

The product of its (nonzero) digits is 8505, while the sum is 33.

The square root of 3507990 is about 1872.9628933858. The cubic root of 3507990 is about 151.9448957689.

The spelling of 3507990 in words is "three million, five hundred seven thousand, nine hundred ninety".