97017838 has 8 divisors (see below), whose sum is σ = 153186120. Its totient is φ = 45955800.

The previous prime is 97017799. The next prime is 97017839. The reversal of 97017838 is 83871079.

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

It is a junction number, because it is equal to n+sod(n) for n = 97017794 and 97017803.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97017839) 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, 1276513 + ... + 1276588.

It is an arithmetic number, because the mean of its divisors is an integer number (19148265).

Almost surely, 2^97017838 is an apocalyptic number.

97017838 is a deficient number, since it is larger than the sum of its proper divisors (56168282).

97017838 is a wasteful number, since it uses less digits than its factorization.

97017838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2553122.

The product of its (nonzero) digits is 84672, while the sum is 43.

The square root of 97017838 is about 9849.7633474109. The cubic root of 97017838 is about 459.4982525372.

The spelling of 97017838 in words is "ninety-seven million, seventeen thousand, eight hundred thirty-eight".