425255236 has 24 divisors (see below), whose sum is σ = 858465216. Its totient is φ = 180547680.

The previous prime is 425255209. The next prime is 425255269. The reversal of 425255236 is 632552524.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 67975 + ... + 73966.

It is an arithmetic number, because the mean of its divisors is an integer number (35769384).

Almost surely, 2^425255236 is an apocalyptic number.

It is an amenable number.

425255236 is an abundant number, since it is smaller than the sum of its proper divisors (433209980).

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

425255236 is a wasteful number, since it uses less digits than its factorization.

425255236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142059 (or 142057 counting only the distinct ones).

The product of its digits is 72000, while the sum is 34.

The square root of 425255236 is about 20621.7175812297. The cubic root of 425255236 is about 751.9977766080.

The spelling of 425255236 in words is "four hundred twenty-five million, two hundred fifty-five thousand, two hundred thirty-six".