3481990 has 16 divisors (see below), whose sum is σ = 6362352. Its totient is φ = 1371744.

The previous prime is 3481979. The next prime is 3481999. The reversal of 3481990 is 991843.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3481999) 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, 1929 + ... + 3268.

It is an arithmetic number, because the mean of its divisors is an integer number (397647).

Almost surely, 2^3481990 is an apocalyptic number.

3481990 is a deficient number, since it is larger than the sum of its proper divisors (2880362).

3481990 is a wasteful number, since it uses less digits than its factorization.

3481990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5271.

The product of its (nonzero) digits is 7776, while the sum is 34.

The square root of 3481990 is about 1866.0091103743. The cubic root of 3481990 is about 151.5685769696.

Subtracting from 3481990 its sum of digits (34), we obtain a square (3481956 = 1866²).

The spelling of 3481990 in words is "three million, four hundred eighty-one thousand, nine hundred ninety".