85797452 has 36 divisors (see below), whose sum is σ = 169085280. Its totient is φ = 37864992.

The previous prime is 85797443. The next prime is 85797463. The reversal of 85797452 is 25479758.

It is a happy number.

It is a super-2 number, since 2×85797452² = 14722405539384608, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 85797397 and 85797406.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 25949 + ... + 29067.

Almost surely, 2^85797452 is an apocalyptic number.

It is an amenable number.

85797452 is a deficient number, since it is larger than the sum of its proper divisors (83287828).

85797452 is a wasteful number, since it uses less digits than its factorization.

85797452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3182 (or 3157 counting only the distinct ones).

The product of its digits is 705600, while the sum is 47.

The square root of 85797452 is about 9262.6914015312. The cubic root of 85797452 is about 441.0536936524.

The spelling of 85797452 in words is "eighty-five million, seven hundred ninety-seven thousand, four hundred fifty-two".