425280432 has 40 divisors (see below), whose sum is σ = 1163269296. Its totient is φ = 133421056.

The previous prime is 425280431. The next prime is 425280433. The reversal of 425280432 is 234082524.

It is an interprime number because it is at equal distance from previous prime (425280431) and next prime (425280433).

It is a self number, because there is not a number n which added to its sum of digits gives 425280432.

It is not an unprimeable number, because it can be changed into a prime (425280431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 259773 + ... + 261404.

Almost surely, 2^425280432 is an apocalyptic number.

It is an amenable number.

425280432 is an abundant number, since it is smaller than the sum of its proper divisors (737988864).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

425280432 is a wasteful number, since it uses less digits than its factorization.

425280432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 521205 (or 521199 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 30.

The square root of 425280432 is about 20622.3284815270. The cubic root of 425280432 is about 752.0126280511.

The spelling of 425280432 in words is "four hundred twenty-five million, two hundred eighty thousand, four hundred thirty-two".