425240258 has 8 divisors (see below), whose sum is σ = 648671760. Its totient is φ = 209016340.

The previous prime is 425240239. The next prime is 425240269. The reversal of 425240258 is 852042524.

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

It is a Curzon number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1801748 + ... + 1801983.

It is an arithmetic number, because the mean of its divisors is an integer number (81083970).

Almost surely, 2^425240258 is an apocalyptic number.

425240258 is a deficient number, since it is larger than the sum of its proper divisors (223431502).

425240258 is a wasteful number, since it uses less digits than its factorization.

425240258 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3603792.

The product of its (nonzero) digits is 25600, while the sum is 32.

The square root of 425240258 is about 20621.3544172055. The cubic root of 425240258 is about 751.9889477495.

The spelling of 425240258 in words is "four hundred twenty-five million, two hundred forty thousand, two hundred fifty-eight".