3481690 has 16 divisors (see below), whose sum is σ = 6289992. Its totient is φ = 1387584.

The previous prime is 3481657. The next prime is 3481691. The reversal of 3481690 is 961843.

It can be written as a sum of positive squares in 4 ways, for example, as 3359889 + 121801 = 1833^2 + 349^2 .

It is a super-2 number, since 2×3481690² = 24244330512200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3481691) 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, 3532 + ... + 4408.

Almost surely, 2^3481690 is an apocalyptic number.

3481690 is a deficient number, since it is larger than the sum of its proper divisors (2808302).

3481690 is a wasteful number, since it uses less digits than its factorization.

3481690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1281.

The product of its (nonzero) digits is 5184, while the sum is 31.

The square root of 3481690 is about 1865.9287231832. The cubic root of 3481690 is about 151.5642239149.

The spelling of 3481690 in words is "three million, four hundred eighty-one thousand, six hundred ninety".