427851725 has 12 divisors (see below), whose sum is σ = 606327264. Its totient is φ = 293383920.

The previous prime is 427851679. The next prime is 427851731. The reversal of 427851725 is 527158724.

It is not a de Polignac number, because 427851725 - 2¹⁶ = 427786189 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 11 ways as a sum of consecutive naturals, for example, 1222259 + ... + 1222608.

It is an arithmetic number, because the mean of its divisors is an integer number (50527272).

Almost surely, 2^427851725 is an apocalyptic number.

It is an amenable number.

427851725 is a deficient number, since it is larger than the sum of its proper divisors (178475539).

427851725 is a wasteful number, since it uses less digits than its factorization.

427851725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2444884 (or 2444879 counting only the distinct ones).

The product of its digits is 156800, while the sum is 41.

The square root of 427851725 is about 20684.5769838302. The cubic root of 427851725 is about 753.5251679250.

The spelling of 427851725 in words is "four hundred twenty-seven million, eight hundred fifty-one thousand, seven hundred twenty-five".