97071273 has 24 divisors (see below), whose sum is σ = 151449480. Its totient is φ = 59558400.

The previous prime is 97071269. The next prime is 97071281. The reversal of 97071273 is 37217079.

It can be written as a sum of positive squares in 4 ways, for example, as 11471769 + 85599504 = 3387^2 + 9252^2 .

It is not a de Polignac number, because 97071273 - 2² = 97071269 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (97071263) 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, 45883 + ... + 47951.

It is an arithmetic number, because the mean of its divisors is an integer number (6310395).

Almost surely, 2^97071273 is an apocalyptic number.

It is an amenable number.

97071273 is a deficient number, since it is larger than the sum of its proper divisors (54378207).

97071273 is a wasteful number, since it uses less digits than its factorization.

97071273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2489 (or 2486 counting only the distinct ones).

The product of its (nonzero) digits is 18522, while the sum is 36.

The square root of 97071273 is about 9852.4754757370. The cubic root of 97071273 is about 459.5825971046.

It can be divided in two parts, 97071 and 273, that added together give a square (97344 = 312²).

The spelling of 97071273 in words is "ninety-seven million, seventy-one thousand, two hundred seventy-three".