7956427 has 2 divisors, whose sum is σ = 7956428. Its totient is φ = 7956426.

The previous prime is 7956409. The next prime is 7956437. The reversal of 7956427 is 7246597.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 7956427 - 2¹¹ = 7954379 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 7956427.

It is not a weakly prime, because it can be changed into another prime (7956407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3978213 + 3978214.

It is an arithmetic number, because the mean of its divisors is an integer number (3978214).

Almost surely, 2^7956427 is an apocalyptic number.

7956427 is a deficient number, since it is larger than the sum of its proper divisors (1).

7956427 is an equidigital number, since it uses as much as digits as its factorization.

7956427 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 105840, while the sum is 40.

The square root of 7956427 is about 2820.7139167239. The cubic root of 7956427 is about 199.6362304263.

Subtracting from 7956427 its product of digits (105840), we obtain a palindrome (7850587).

The spelling of 7956427 in words is "seven million, nine hundred fifty-six thousand, four hundred twenty-seven".