85399048 has 32 divisors (see below), whose sum is σ = 188904960. Its totient is φ = 35418240.

The previous prime is 85399043. The next prime is 85399049. The reversal of 85399048 is 84099358.

It is a junction number, because it is equal to n+sod(n) for n = 85398989 and 85399007.

It is not an unprimeable number, because it can be changed into a prime (85399043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22861 + ... + 26332.

It is an arithmetic number, because the mean of its divisors is an integer number (5903280).

Almost surely, 2^85399048 is an apocalyptic number.

It is an amenable number.

85399048 is an abundant number, since it is smaller than the sum of its proper divisors (103505912).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

85399048 is a wasteful number, since it uses less digits than its factorization.

85399048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49237 (or 49233 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 46.

The square root of 85399048 is about 9241.1605331798. The cubic root of 85399048 is about 440.3699505676.

The spelling of 85399048 in words is "eighty-five million, three hundred ninety-nine thousand, forty-eight".