3953622 has 32 divisors (see below), whose sum is σ = 8491392. Its totient is φ = 1222784.

The previous prime is 3953617. The next prime is 3953627. The reversal of 3953622 is 2263593.

It is an interprime number because it is at equal distance from previous prime (3953617) and next prime (3953627).

It is a super-2 number, since 2×3953622² = 31262253837768, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3953622.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3953627) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8233 + ... + 8699.

It is an arithmetic number, because the mean of its divisors is an integer number (265356).

Almost surely, 2^3953622 is an apocalyptic number.

3953622 is an abundant number, since it is smaller than the sum of its proper divisors (4537770).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3953622 is a wasteful number, since it uses less digits than its factorization.

3953622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 572.

The product of its digits is 9720, while the sum is 30.

The square root of 3953622 is about 1988.3716956344. The cubic root of 3953622 is about 158.1242146638.

The spelling of 3953622 in words is "three million, nine hundred fifty-three thousand, six hundred twenty-two".