425243870 has 8 divisors (see below), whose sum is σ = 765438984. Its totient is φ = 170097544.

The previous prime is 425243839. The next prime is 425243881. The reversal of 425243870 is 78342524.

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

It is a self number, because there is not a number n which added to its sum of digits gives 425243870.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21262184 + ... + 21262203.

It is an arithmetic number, because the mean of its divisors is an integer number (95679873).

Almost surely, 2^425243870 is an apocalyptic number.

425243870 is a deficient number, since it is larger than the sum of its proper divisors (340195114).

425243870 is a wasteful number, since it uses less digits than its factorization.

425243870 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42524394.

The product of its (nonzero) digits is 53760, while the sum is 35.

The square root of 425243870 is about 20621.4419961360. The cubic root of 425243870 is about 751.9910768803.

The spelling of 425243870 in words is "four hundred twenty-five million, two hundred forty-three thousand, eight hundred seventy".