97318429 has 4 divisors (see below), whose sum is σ = 104804476. Its totient is φ = 89832384.

The previous prime is 97318427. The next prime is 97318439. The reversal of 97318429 is 92481379.

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 43692100 + 53626329 = 6610^2 + 7323^2 .

It is a cyclic number.

It is not a de Polignac number, because 97318429 - 2¹ = 97318427 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 (97318427) 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, 3743004 + ... + 3743029.

It is an arithmetic number, because the mean of its divisors is an integer number (26201119).

Almost surely, 2^97318429 is an apocalyptic number.

It is an amenable number.

97318429 is a deficient number, since it is larger than the sum of its proper divisors (7486047).

97318429 is a wasteful number, since it uses less digits than its factorization.

97318429 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7486046.

The product of its digits is 108864, while the sum is 43.

The square root of 97318429 is about 9865.0103395790. The cubic root of 97318429 is about 459.9723187501.

The spelling of 97318429 in words is "ninety-seven million, three hundred eighteen thousand, four hundred twenty-nine".