425855810 has 16 divisors (see below), whose sum is σ = 799868736. Its totient is φ = 162936048.

The previous prime is 425855809. The next prime is 425855839. The reversal of 425855810 is 18558524.

It is a super-2 number, since 2×425855810² = 362706341821512200, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 925544 + ... + 926003.

It is an arithmetic number, because the mean of its divisors is an integer number (49991796).

Almost surely, 2^425855810 is an apocalyptic number.

425855810 is a deficient number, since it is larger than the sum of its proper divisors (374012926).

425855810 is a wasteful number, since it uses less digits than its factorization.

425855810 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1851577.

The product of its (nonzero) digits is 64000, while the sum is 38.

The square root of 425855810 is about 20636.2741307630. The cubic root of 425855810 is about 752.3516173399.

The spelling of 425855810 in words is "four hundred twenty-five million, eight hundred fifty-five thousand, eight hundred ten".