425313646 has 8 divisors (see below), whose sum is σ = 642252600. Its totient is φ = 211229448.

The previous prime is 425313641. The next prime is 425313653. The reversal of 425313646 is 646313524.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425313641) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 713316 + ... + 713911.

It is an arithmetic number, because the mean of its divisors is an integer number (80281575).

Almost surely, 2^425313646 is an apocalyptic number.

425313646 is a deficient number, since it is larger than the sum of its proper divisors (216938954).

425313646 is a wasteful number, since it uses less digits than its factorization.

425313646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1427378.

The product of its digits is 51840, while the sum is 34.

The square root of 425313646 is about 20623.1337579913. The cubic root of 425313646 is about 752.0322047001.

The spelling of 425313646 in words is "four hundred twenty-five million, three hundred thirteen thousand, six hundred forty-six".