3621697 has 8 divisors (see below), whose sum is σ = 3861216. Its totient is φ = 3385152.

The previous prime is 3621691. The next prime is 3621701. The reversal of 3621697 is 7961263.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3621697 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3621691) 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, 2118 + ... + 3424.

It is an arithmetic number, because the mean of its divisors is an integer number (482652).

Almost surely, 2^3621697 is an apocalyptic number.

It is an amenable number.

3621697 is a deficient number, since it is larger than the sum of its proper divisors (239519).

3621697 is a wasteful number, since it uses less digits than its factorization.

3621697 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1487.

The product of its digits is 13608, while the sum is 34.

The square root of 3621697 is about 1903.0756684904. The cubic root of 3621697 is about 153.5691702673.

The spelling of 3621697 in words is "three million, six hundred twenty-one thousand, six hundred ninety-seven".