3526690 has 16 divisors (see below), whose sum is σ = 6567480. Its totient is φ = 1361920.

The previous prime is 3526657. The next prime is 3526693. The reversal of 3526690 is 966253.

It can be written as a sum of positive squares in 4 ways, for example, as 2430481 + 1096209 = 1559^2 + 1047^2 .

It is a super-2 number, since 2×3526690² = 24875084712200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3526693) 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, 5791 + ... + 6370.

Almost surely, 2^3526690 is an apocalyptic number.

3526690 is a deficient number, since it is larger than the sum of its proper divisors (3040790).

3526690 is a wasteful number, since it uses less digits than its factorization.

3526690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12197.

The product of its (nonzero) digits is 9720, while the sum is 31.

The square root of 3526690 is about 1877.9483485975. The cubic root of 3526690 is about 152.2144077147.

It can be divided in two parts, 35266 and 90, that multiplied together give a triangular number (3173940 = T₂₅₁₉).

The spelling of 3526690 in words is "three million, five hundred twenty-six thousand, six hundred ninety".