3526669 has 4 divisors (see below), whose sum is σ = 3534844. Its totient is φ = 3518496.

The previous prime is 3526657. The next prime is 3526693. The reversal of 3526669 is 9666253.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9666253 = 349 ⋅27697.

It can be written as a sum of positive squares in 2 ways, for example, as 2449225 + 1077444 = 1565^2 + 1038^2 .

It is a cyclic number.

It is not a de Polignac number, because 3526669 - 2⁵ = 3526637 is a prime.

It is a super-2 number, since 2×3526669² = 24874788471122, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3526619) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3402 + ... + 4315.

It is an arithmetic number, because the mean of its divisors is an integer number (883711).

Almost surely, 2^3526669 is an apocalyptic number.

It is an amenable number.

3526669 is a deficient number, since it is larger than the sum of its proper divisors (8175).

3526669 is an equidigital number, since it uses as much as digits as its factorization.

3526669 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8174.

The product of its digits is 58320, while the sum is 37.

The square root of 3526669 is about 1877.9427573811. The cubic root of 3526669 is about 152.2141055892.

It can be divided in two parts, 352 and 6669, that added together give a triangular number (7021 = T₁₁₈).

The spelling of 3526669 in words is "three million, five hundred twenty-six thousand, six hundred sixty-nine".