97236437 has 4 divisors (see below), whose sum is σ = 98199276. Its totient is φ = 96273600.

The previous prime is 97236427. The next prime is 97236457. The reversal of 97236437 is 73463279.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 73463279 = 499 ⋅147221.

It can be written as a sum of positive squares in 2 ways, for example, as 69789316 + 27447121 = 8354^2 + 5239^2 .

It is a cyclic number.

It is not a de Polignac number, because 97236437 - 2⁴ = 97236421 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 97236394 and 97236403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97236427) 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, 481268 + ... + 481469.

It is an arithmetic number, because the mean of its divisors is an integer number (24549819).

Almost surely, 2^97236437 is an apocalyptic number.

It is an amenable number.

97236437 is a deficient number, since it is larger than the sum of its proper divisors (962839).

97236437 is a wasteful number, since it uses less digits than its factorization.

97236437 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 962838.

The product of its digits is 190512, while the sum is 41.

The square root of 97236437 is about 9860.8537662821. The cubic root of 97236437 is about 459.8431049680.

The spelling of 97236437 in words is "ninety-seven million, two hundred thirty-six thousand, four hundred thirty-seven".