97264261 has 4 divisors (see below), whose sum is σ = 97313472. Its totient is φ = 97215052.

The previous prime is 97264241. The next prime is 97264283. The reversal of 97264261 is 16246279.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 16246279 = 7 ⋅2320897.

It is a cyclic number.

It is not a de Polignac number, because 97264261 - 2¹¹ = 97262213 is a prime.

It is a super-2 number, since 2×97264261² = 18920672935752242, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 97264261.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97264241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21511 + ... + 25636.

It is an arithmetic number, because the mean of its divisors is an integer number (24328368).

Almost surely, 2^97264261 is an apocalyptic number.

It is an amenable number.

97264261 is a deficient number, since it is larger than the sum of its proper divisors (49211).

97264261 is a wasteful number, since it uses less digits than its factorization.

97264261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49210.

The product of its digits is 36288, while the sum is 37.

The square root of 97264261 is about 9862.2644965545. The cubic root of 97264261 is about 459.8869618278.

The spelling of 97264261 in words is "ninety-seven million, two hundred sixty-four thousand, two hundred sixty-one".