425965983 has 8 divisors (see below), whose sum is σ = 568087296. Its totient is φ = 283911000.

The previous prime is 425965979. The next prime is 425965987. The reversal of 425965983 is 389569524.

It is an interprime number because it is at equal distance from previous prime (425965979) and next prime (425965987).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 425965983 - 2² = 425965979 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425965987) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1098 + ... + 29208.

It is an arithmetic number, because the mean of its divisors is an integer number (71010912).

Almost surely, 2^425965983 is an apocalyptic number.

425965983 is a deficient number, since it is larger than the sum of its proper divisors (142121313).

425965983 is a wasteful number, since it uses less digits than its factorization.

425965983 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33165.

The product of its digits is 2332800, while the sum is 51.

The square root of 425965983 is about 20638.9433595812. The cubic root of 425965983 is about 752.4164919491.

The spelling of 425965983 in words is "four hundred twenty-five million, nine hundred sixty-five thousand, nine hundred eighty-three".