7661622 has 32 divisors (see below), whose sum is σ = 16277760. Its totient is φ = 2398880.

The previous prime is 7661603. The next prime is 7661639. The reversal of 7661622 is 2261667.

7661622 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 7661622.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7672 + ... + 8612.

It is an arithmetic number, because the mean of its divisors is an integer number (508680).

Almost surely, 2^7661622 is an apocalyptic number.

7661622 is an abundant number, since it is smaller than the sum of its proper divisors (8616138).

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

7661622 is a wasteful number, since it uses less digits than its factorization.

7661622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1028.

The product of its digits is 6048, while the sum is 30.

The square root of 7661622 is about 2767.9635113202. The cubic root of 7661622 is about 197.1394650900.

The spelling of 7661622 in words is "seven million, six hundred sixty-one thousand, six hundred twenty-two".