97122619 has 4 divisors (see below), whose sum is σ = 105951960. Its totient is φ = 88293280.

The previous prime is 97122617. The next prime is 97122637. The reversal of 97122619 is 91622179.

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 97122619 - 2¹ = 97122617 is a prime.

It is a super-2 number, since 2×97122619² = 18865606242838322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (97122617) 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, 4414654 + ... + 4414675.

It is an arithmetic number, because the mean of its divisors is an integer number (26487990).

Almost surely, 2^97122619 is an apocalyptic number.

97122619 is a deficient number, since it is larger than the sum of its proper divisors (8829341).

97122619 is a wasteful number, since it uses less digits than its factorization.

97122619 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8829340.

The product of its digits is 13608, while the sum is 37.

The square root of 97122619 is about 9855.0808723216. The cubic root of 97122619 is about 459.6636151299.

The spelling of 97122619 in words is "ninety-seven million, one hundred twenty-two thousand, six hundred nineteen".