425243500 has 48 divisors (see below), whose sum is σ = 1013175072. Its totient is φ = 154632000.

The previous prime is 425243477. The next prime is 425243537. The reversal of 425243500 is 5342524.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33159 + ... + 44158.

It is an arithmetic number, because the mean of its divisors is an integer number (21107814).

Almost surely, 2^425243500 is an apocalyptic number.

It is an amenable number.

425243500 is an abundant number, since it is smaller than the sum of its proper divisors (587931572).

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

425243500 is a wasteful number, since it uses less digits than its factorization.

425243500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77347 (or 77335 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 25.

The square root of 425243500 is about 20621.4330248894. The cubic root of 425243500 is about 751.9908587805.

The spelling of 425243500 in words is "four hundred twenty-five million, two hundred forty-three thousand, five hundred".