85963797 has 12 divisors (see below), whose sum is σ = 124612384. Its totient is φ = 57105000.

The previous prime is 85963793. The next prime is 85963819. The reversal of 85963797 is 79736958.

It is not a de Polignac number, because 85963797 - 2² = 85963793 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85963793) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14329 + ... + 19422.

Almost surely, 2^85963797 is an apocalyptic number.

It is an amenable number.

85963797 is a deficient number, since it is larger than the sum of its proper divisors (38648587).

85963797 is a wasteful number, since it uses less digits than its factorization.

85963797 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34040 (or 34037 counting only the distinct ones).

The product of its digits is 2857680, while the sum is 54.

The square root of 85963797 is about 9271.6663550842. Note that the first 3 decimals coincide. The cubic root of 85963797 is about 441.3385494805.

The spelling of 85963797 in words is "eighty-five million, nine hundred sixty-three thousand, seven hundred ninety-seven".