853802425 has 12 divisors (see below), whose sum is σ = 1209960256. Its totient is φ = 585464400.

The previous prime is 853802419. The next prime is 853802437. The reversal of 853802425 is 524208358.

It is not a de Polignac number, because 853802425 - 2⁹ = 853801913 is a prime.

It is a Duffinian 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, 2439261 + ... + 2439610.

Almost surely, 2^853802425 is an apocalyptic number.

It is an amenable number.

853802425 is a deficient number, since it is larger than the sum of its proper divisors (356157831).

853802425 is a wasteful number, since it uses less digits than its factorization.

853802425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4878888 (or 4878883 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 37.

The square root of 853802425 is about 29219.8977582058. The cubic root of 853802425 is about 948.6786523813.

It can be divided in two parts, 853 and 802425, that added together give a triangular number (803278 = T₁₂₆₇).

The spelling of 853802425 in words is "eight hundred fifty-three million, eight hundred two thousand, four hundred twenty-five".