97373639 has 8 divisors (see below), whose sum is σ = 106309632. Its totient is φ = 88451640.

The previous prime is 97373611. The next prime is 97373657. The reversal of 97373639 is 93637379.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-97373639 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 97373593 and 97373602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97373699) 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 7 ways as a sum of consecutive naturals, for example, 15632 + ... + 20954.

It is an arithmetic number, because the mean of its divisors is an integer number (13288704).

Almost surely, 2^97373639 is an apocalyptic number.

97373639 is a deficient number, since it is larger than the sum of its proper divisors (8935993).

97373639 is a wasteful number, since it uses less digits than its factorization.

97373639 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6997.

The product of its digits is 642978, while the sum is 47.

The square root of 97373639 is about 9867.8082166203. The cubic root of 97373639 is about 460.0592850496.

The spelling of 97373639 in words is "ninety-seven million, three hundred seventy-three thousand, six hundred thirty-nine".