39425423 has 2 divisors, whose sum is σ = 39425424. Its totient is φ = 39425422.

The previous prime is 39425417. The next prime is 39425429. The reversal of 39425423 is 32452493.

It is a balanced prime because it is at equal distance from previous prime (39425417) and next prime (39425429).

It is an emirp because it is prime and its reverse (32452493) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-39425423 is a prime.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 39425423.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (39425429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19712711 + 19712712.

It is an arithmetic number, because the mean of its divisors is an integer number (19712712).

Almost surely, 2^39425423 is an apocalyptic number.

39425423 is a deficient number, since it is larger than the sum of its proper divisors (1).

39425423 is an equidigital number, since it uses as much as digits as its factorization.

39425423 is an evil number, because the sum of its binary digits is even.

The product of its digits is 25920, while the sum is 32.

The square root of 39425423 is about 6278.9667143567. The cubic root of 39425423 is about 340.3497640589.

The spelling of 39425423 in words is "thirty-nine million, four hundred twenty-five thousand, four hundred twenty-three".