425392587 has 16 divisors (see below), whose sum is σ = 633991680. Its totient is φ = 281893896.

The previous prime is 425392579. The next prime is 425392603. The reversal of 425392587 is 785293524.

It is not a de Polignac number, because 425392587 - 2³ = 425392579 is a prime.

It is not an unprimeable number, because it can be changed into a prime (425392687) 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, 42663 + ... + 51680.

It is an arithmetic number, because the mean of its divisors is an integer number (39624480).

Almost surely, 2^425392587 is an apocalyptic number.

425392587 is a deficient number, since it is larger than the sum of its proper divisors (208599093).

425392587 is a wasteful number, since it uses less digits than its factorization.

425392587 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94519 (or 94513 counting only the distinct ones).

The product of its digits is 604800, while the sum is 45.

The square root of 425392587 is about 20625.0475635815. The cubic root of 425392587 is about 752.0787291904.

The spelling of 425392587 in words is "four hundred twenty-five million, three hundred ninety-two thousand, five hundred eighty-seven".