425909375 has 24 divisors (see below), whose sum is σ = 539934192. Its totient is φ = 335880000.

The previous prime is 425909369. The next prime is 425909387. The reversal of 425909375 is 573909524.

It is not a de Polignac number, because 425909375 - 2⁶ = 425909311 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 227192 + ... + 229058.

It is an arithmetic number, because the mean of its divisors is an integer number (22497258).

Almost surely, 2^425909375 is an apocalyptic number.

425909375 is a deficient number, since it is larger than the sum of its proper divisors (114024817).

425909375 is an frugal number, since it uses more digits than its factorization.

425909375 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1965 (or 1945 counting only the distinct ones).

The product of its (nonzero) digits is 340200, while the sum is 44.

The square root of 425909375 is about 20637.5719259801. The cubic root of 425909375 is about 752.3831601171.

The spelling of 425909375 in words is "four hundred twenty-five million, nine hundred nine thousand, three hundred seventy-five".