7997622 has 16 divisors (see below), whose sum is σ = 16047552. Its totient is φ = 2657160.

The previous prime is 7997621. The next prime is 7997623. The reversal of 7997622 is 2267997.

It is an interprime number because it is at equal distance from previous prime (7997621) and next prime (7997623).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7997621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28 + ... + 3999.

It is an arithmetic number, because the mean of its divisors is an integer number (1002972).

Almost surely, 2^7997622 is an apocalyptic number.

7997622 is an abundant number, since it is smaller than the sum of its proper divisors (8049930).

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

7997622 is a wasteful number, since it uses less digits than its factorization.

7997622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4363.

The product of its digits is 95256, while the sum is 42.

The square root of 7997622 is about 2828.0067185210. The cubic root of 7997622 is about 199.9801813695.

The spelling of 7997622 in words is "seven million, nine hundred ninety-seven thousand, six hundred twenty-two".