7926642 has 24 divisors (see below), whose sum is σ = 17231760. Its totient is φ = 2633400.

The previous prime is 7926619. The next prime is 7926643. The reversal of 7926642 is 2466297.

It is a happy number.

7926642 is a `hidden beast` number, since 7 + 9 + 2 + 6 + 642 = 666.

It is a d-powerful number, because it can be written as 7⁸ + 9⁵ + 2⁵ + 6³ + 6⁴ + 4⁶ + 2²¹ .

It is a junction number, because it is equal to n+sod(n) for n = 7926597 and 7926606.

It is not an unprimeable number, because it can be changed into a prime (7926643) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7017 + ... + 8067.

It is an arithmetic number, because the mean of its divisors is an integer number (717990).

Almost surely, 2^7926642 is an apocalyptic number.

7926642 is an abundant number, since it is smaller than the sum of its proper divisors (9305118).

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

7926642 is a wasteful number, since it uses less digits than its factorization.

7926642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1478 (or 1475 counting only the distinct ones).

The product of its digits is 36288, while the sum is 36.

The square root of 7926642 is about 2815.4292745512. The cubic root of 7926642 is about 199.3868052155.

The spelling of 7926642 in words is "seven million, nine hundred twenty-six thousand, six hundred forty-two".