85234472 has 8 divisors (see below), whose sum is σ = 159814650. Its totient is φ = 42617232.

The previous prime is 85234463. The next prime is 85234483. The reversal of 85234472 is 27443258.

It can be written as a sum of positive squares in only one way, i.e., 50495236 + 34739236 = 7106^2 + 5894^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5327147 + ... + 5327162.

Almost surely, 2^85234472 is an apocalyptic number.

It is an amenable number.

85234472 is a deficient number, since it is larger than the sum of its proper divisors (74580178).

85234472 is a wasteful number, since it uses less digits than its factorization.

85234472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10654315 (or 10654311 counting only the distinct ones).

The product of its digits is 53760, while the sum is 35.

The square root of 85234472 is about 9232.2517296703. The cubic root of 85234472 is about 440.0868836690.

The spelling of 85234472 in words is "eighty-five million, two hundred thirty-four thousand, four hundred seventy-two".