97726263 has 4 divisors (see below), whose sum is σ = 130301688. Its totient is φ = 65150840.

The previous prime is 97726249. The next prime is 97726271. The reversal of 97726263 is 36262779.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 97726263 - 2⁵ = 97726231 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97726283) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16287708 + ... + 16287713.

It is an arithmetic number, because the mean of its divisors is an integer number (32575422).

Almost surely, 2^97726263 is an apocalyptic number.

97726263 is a deficient number, since it is larger than the sum of its proper divisors (32575425).

97726263 is a wasteful number, since it uses less digits than its factorization.

97726263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32575424.

The product of its digits is 190512, while the sum is 42.

The square root of 97726263 is about 9885.6594620693. The cubic root of 97726263 is about 460.6139612158.

The spelling of 97726263 in words is "ninety-seven million, seven hundred twenty-six thousand, two hundred sixty-three".