85751238 has 16 divisors (see below), whose sum is σ = 174314736. Its totient is φ = 28115040.

The previous prime is 85751221. The next prime is 85751243. The reversal of 85751238 is 83215758.

It is a junction number, because it is equal to n+sod(n) for n = 85751196 and 85751205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 116781 + ... + 117512.

It is an arithmetic number, because the mean of its divisors is an integer number (10894671).

Almost surely, 2^85751238 is an apocalyptic number.

85751238 is an abundant number, since it is smaller than the sum of its proper divisors (88563498).

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

85751238 is a wasteful number, since it uses less digits than its factorization.

85751238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 234359.

The product of its digits is 67200, while the sum is 39.

The square root of 85751238 is about 9260.1964342016. The cubic root of 85751238 is about 440.9744896057.

The spelling of 85751238 in words is "eighty-five million, seven hundred fifty-one thousand, two hundred thirty-eight".