97896771 has 24 divisors (see below), whose sum is σ = 161867264. Its totient is φ = 55851120.

The previous prime is 97896769. The next prime is 97896781. The reversal of 97896771 is 17769879.

It is not a de Polignac number, because 97896771 - 2¹ = 97896769 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (97896781) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 73110 + ... + 74436.

Almost surely, 2^97896771 is an apocalyptic number.

97896771 is a deficient number, since it is larger than the sum of its proper divisors (63970493).

97896771 is a wasteful number, since it uses less digits than its factorization.

97896771 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2511 (or 2508 counting only the distinct ones).

The product of its digits is 1333584, while the sum is 54.

The square root of 97896771 is about 9894.2797110250. The cubic root of 97896771 is about 460.8816911330.

The spelling of 97896771 in words is "ninety-seven million, eight hundred ninety-six thousand, seven hundred seventy-one".