7965623 has 2 divisors, whose sum is σ = 7965624. Its totient is φ = 7965622.

The previous prime is 7965599. The next prime is 7965637. The reversal of 7965623 is 3265697.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 7965623 - 2²⁰ = 6917047 is a prime.

It is a super-2 number, since 2×7965623² = 126902299556258, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7965653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3982811 + 3982812.

It is an arithmetic number, because the mean of its divisors is an integer number (3982812).

Almost surely, 2^7965623 is an apocalyptic number.

7965623 is a deficient number, since it is larger than the sum of its proper divisors (1).

7965623 is an equidigital number, since it uses as much as digits as its factorization.

7965623 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 68040, while the sum is 38.

The square root of 7965623 is about 2822.3435297639. The cubic root of 7965623 is about 199.7131136780.

The spelling of 7965623 in words is "seven million, nine hundred sixty-five thousand, six hundred twenty-three".