97249559 has 4 divisors (see below), whose sum is σ = 106090440. Its totient is φ = 88408680.

The previous prime is 97249513. The next prime is 97249583. The reversal of 97249559 is 95594279.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-97249559 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97249459) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4420424 + ... + 4420445.

It is an arithmetic number, because the mean of its divisors is an integer number (26522610).

Almost surely, 2^97249559 is an apocalyptic number.

97249559 is a deficient number, since it is larger than the sum of its proper divisors (8840881).

97249559 is a wasteful number, since it uses less digits than its factorization.

97249559 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8840880.

The product of its digits is 1020600, while the sum is 50.

The square root of 97249559 is about 9861.5191020451. The cubic root of 97249559 is about 459.8637892232.

The spelling of 97249559 in words is "ninety-seven million, two hundred forty-nine thousand, five hundred fifty-nine".