425676685 has 16 divisors (see below), whose sum is σ = 618126336. Its totient is φ = 274722048.

The previous prime is 425676677. The next prime is 425676689. The reversal of 425676685 is 586676524.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 425676685 - 2³ = 425676677 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425676689) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 357117 + ... + 358306.

It is an arithmetic number, because the mean of its divisors is an integer number (38632896).

Almost surely, 2^425676685 is an apocalyptic number.

It is an amenable number.

425676685 is a deficient number, since it is larger than the sum of its proper divisors (192449651).

425676685 is a wasteful number, since it uses less digits than its factorization.

425676685 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 715452.

The product of its digits is 2419200, while the sum is 49.

The square root of 425676685 is about 20631.9336224213. The cubic root of 425676685 is about 752.2461169336.

The spelling of 425676685 in words is "four hundred twenty-five million, six hundred seventy-six thousand, six hundred eighty-five".