97814429 has 4 divisors (see below), whose sum is σ = 98220540. Its totient is φ = 97408320.

The previous prime is 97814417. The next prime is 97814443. The reversal of 97814429 is 92441879.

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

It can be written as a sum of positive squares in 2 ways, for example, as 90535225 + 7279204 = 9515^2 + 2698^2 .

It is a cyclic number.

It is not a de Polignac number, because 97814429 - 2⁸ = 97814173 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 97814429.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97804429) 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, 202694 + ... + 203175.

It is an arithmetic number, because the mean of its divisors is an integer number (24555135).

Almost surely, 2^97814429 is an apocalyptic number.

It is an amenable number.

97814429 is a deficient number, since it is larger than the sum of its proper divisors (406111).

97814429 is a wasteful number, since it uses less digits than its factorization.

97814429 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 406110.

The product of its digits is 145152, while the sum is 44.

The square root of 97814429 is about 9890.1177444963. The cubic root of 97814429 is about 460.7524374139.

The spelling of 97814429 in words is "ninety-seven million, eight hundred fourteen thousand, four hundred twenty-nine".