3621266 has 16 divisors (see below), whose sum is σ = 5959008. Its totient is φ = 1636800.

The previous prime is 3621263. The next prime is 3621269. The reversal of 3621266 is 6621263.

It is an interprime number because it is at equal distance from previous prime (3621263) and next prime (3621269).

It is a super-2 number, since 2×3621266² = 26227134885512, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3621263) 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, 4961 + ... + 5643.

It is an arithmetic number, because the mean of its divisors is an integer number (372438).

Almost surely, 2^3621266 is an apocalyptic number.

3621266 is a deficient number, since it is larger than the sum of its proper divisors (2337742).

3621266 is a wasteful number, since it uses less digits than its factorization.

3621266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 937.

The product of its digits is 2592, while the sum is 26.

The square root of 3621266 is about 1902.9624273747. The cubic root of 3621266 is about 153.5630781934.

The spelling of 3621266 in words is "three million, six hundred twenty-one thousand, two hundred sixty-six".