3621395 has 8 divisors (see below), whose sum is σ = 4372704. Its totient is φ = 2879104.

The previous prime is 3621379. The next prime is 3621403. The reversal of 3621395 is 5931263.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3621395 - 2⁴ = 3621379 is a prime.

It is a super-2 number, since 2×3621395² = 26229003492050, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1334 + ... + 3003.

It is an arithmetic number, because the mean of its divisors is an integer number (546588).

Almost surely, 2^3621395 is an apocalyptic number.

3621395 is a deficient number, since it is larger than the sum of its proper divisors (751309).

3621395 is a wasteful number, since it uses less digits than its factorization.

3621395 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4509.

The product of its digits is 4860, while the sum is 29.

The square root of 3621395 is about 1902.9963215939. The cubic root of 3621395 is about 153.5649016258.

The spelling of 3621395 in words is "three million, six hundred twenty-one thousand, three hundred ninety-five".