3622397 has 8 divisors (see below), whose sum is σ = 3696000. Its totient is φ = 3549744.

The previous prime is 3622393. The next prime is 3622427. The reversal of 3622397 is 7932263.

3622397 = 4² + 5² + ... + 221².

It is a happy number.

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 3622397 - 2² = 3622393 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3622393) 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, 18104 + ... + 18302.

It is an arithmetic number, because the mean of its divisors is an integer number (462000).

Almost surely, 2^3622397 is an apocalyptic number.

It is an amenable number.

3622397 is a deficient number, since it is larger than the sum of its proper divisors (73603).

3622397 is a wasteful number, since it uses less digits than its factorization.

3622397 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 475.

The product of its digits is 13608, while the sum is 32.

The square root of 3622397 is about 1903.2595724178. The cubic root of 3622397 is about 153.5790635572.

The spelling of 3622397 in words is "three million, six hundred twenty-two thousand, three hundred ninety-seven".