85402625 has 64 divisors (see below), whose sum is σ = 140175360. Its totient is φ = 50328000.

The previous prime is 85402609. The next prime is 85402633. The reversal of 85402625 is 52620458.

It is not a de Polignac number, because 85402625 - 2⁴ = 85402609 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 85402591 and 85402600.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 182642 + ... + 183108.

It is an arithmetic number, because the mean of its divisors is an integer number (2190240).

Almost surely, 2^85402625 is an apocalyptic number.

It is an amenable number.

85402625 is a deficient number, since it is larger than the sum of its proper divisors (54772735).

85402625 is a wasteful number, since it uses less digits than its factorization.

85402625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 519 (or 509 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 32.

The square root of 85402625 is about 9241.3540674514. The cubic root of 85402625 is about 440.3760988848.

The spelling of 85402625 in words is "eighty-five million, four hundred two thousand, six hundred twenty-five".