425897285 has 8 divisors (see below), whose sum is σ = 557538336. Its totient is φ = 309743440.

The previous prime is 425897281. The next prime is 425897309. The reversal of 425897285 is 582798524.

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

It is not a de Polignac number, because 425897285 - 2² = 425897281 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 (425897281) 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, 3871739 + ... + 3871848.

It is an arithmetic number, because the mean of its divisors is an integer number (69692292).

Almost surely, 2^425897285 is an apocalyptic number.

It is an amenable number.

425897285 is a deficient number, since it is larger than the sum of its proper divisors (131641051).

425897285 is a wasteful number, since it uses less digits than its factorization.

425897285 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7743603.

The product of its digits is 1612800, while the sum is 50.

The square root of 425897285 is about 20637.2790115364. The cubic root of 425897285 is about 752.3760409199.

The spelling of 425897285 in words is "four hundred twenty-five million, eight hundred ninety-seven thousand, two hundred eighty-five".