85399150 has 12 divisors (see below), whose sum is σ = 158842512. Its totient is φ = 34159640.

The previous prime is 85399121. The next prime is 85399159. The reversal of 85399150 is 5199358.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85399159) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 853942 + ... + 854041.

It is an arithmetic number, because the mean of its divisors is an integer number (13236876).

Almost surely, 2^85399150 is an apocalyptic number.

85399150 is a deficient number, since it is larger than the sum of its proper divisors (73443362).

85399150 is a wasteful number, since it uses less digits than its factorization.

85399150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1707995 (or 1707990 counting only the distinct ones).

The product of its (nonzero) digits is 48600, while the sum is 40.

The square root of 85399150 is about 9241.1660519655. The cubic root of 85399150 is about 440.3701258924.

It can be divided in two parts, 8539 and 9150, that added together give a square (17689 = 133²).

The spelling of 85399150 in words is "eighty-five million, three hundred ninety-nine thousand, one hundred fifty".