3527226 has 20 divisors (see below), whose sum is σ = 7903962. Its totient is φ = 1175688.

The previous prime is 3527219. The next prime is 3527233. The reversal of 3527226 is 6227253.

It is an interprime number because it is at equal distance from previous prime (3527219) and next prime (3527233).

It can be written as a sum of positive squares in only one way, i.e., 3404025 + 123201 = 1845^2 + 351^2 .

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a nialpdrome in base 13.

It is a self number, because there is not a number n which added to its sum of digits gives 3527226.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 10725 + ... + 11048.

Almost surely, 2^3527226 is an apocalyptic number.

3527226 is an abundant number, since it is smaller than the sum of its proper divisors (4376736).

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

3527226 is a wasteful number, since it uses less digits than its factorization.

3527226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21787 (or 21778 counting only the distinct ones).

The product of its digits is 5040, while the sum is 27.

The square root of 3527226 is about 1878.0910521058. The cubic root of 3527226 is about 152.2221187024. Note that the first 3 decimals are identical.

Adding to 3527226 its sum of digits (27), we get a palindrome (3527253).

It can be divided in two parts, 35 and 27226, that added together give a triangular number (27261 = T₂₃₃).

The spelling of 3527226 in words is "three million, five hundred twenty-seven thousand, two hundred twenty-six".