3620995 has 8 divisors (see below), whose sum is σ = 4965984. Its totient is φ = 2482944.

The previous prime is 3620993. The next prime is 3620999. The reversal of 3620995 is 5990263.

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 3620995 - 2¹ = 3620993 is a prime.

It is a super-2 number, since 2×3620995² = 26223209580050, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3620995.

It is not an unprimeable number, because it can be changed into a prime (3620993) 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, 51694 + ... + 51763.

It is an arithmetic number, because the mean of its divisors is an integer number (620748).

Almost surely, 2^3620995 is an apocalyptic number.

3620995 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

3620995 is a deficient number, since it is larger than the sum of its proper divisors (1344989).

3620995 is a wasteful number, since it uses less digits than its factorization.

3620995 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103469.

The product of its (nonzero) digits is 14580, while the sum is 34.

The square root of 3620995 is about 1902.8912212736. The cubic root of 3620995 is about 153.5592474306.

The spelling of 3620995 in words is "three million, six hundred twenty thousand, nine hundred ninety-five".