85622434 has 16 divisors (see below), whose sum is σ = 132814080. Its totient is φ = 41356080.

The previous prime is 85622429. The next prime is 85622437. The reversal of 85622434 is 43422658.

It is a self number, because there is not a number n which added to its sum of digits gives 85622434.

It is not an unprimeable number, because it can be changed into a prime (85622437) 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, 52077 + ... + 53695.

It is an arithmetic number, because the mean of its divisors is an integer number (8300880).

Almost surely, 2^85622434 is an apocalyptic number.

85622434 is a deficient number, since it is larger than the sum of its proper divisors (47191646).

85622434 is a wasteful number, since it uses less digits than its factorization.

85622434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2505.

The product of its digits is 46080, while the sum is 34.

The square root of 85622434 is about 9253.2391085500. The cubic root of 85622434 is about 440.7535880693.

The spelling of 85622434 in words is "eighty-five million, six hundred twenty-two thousand, four hundred thirty-four".