997686095 has 16 divisors (see below), whose sum is σ = 1373718528. Its totient is φ = 681396000.

The previous prime is 997686077. The next prime is 997686097. The reversal of 997686095 is 590686799.

It is not a de Polignac number, because 997686095 - 2¹⁸ = 997423951 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (997686097) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 47999 + ... + 65568.

It is an arithmetic number, because the mean of its divisors is an integer number (85857408).

Almost surely, 2^997686095 is an apocalyptic number.

997686095 is a deficient number, since it is larger than the sum of its proper divisors (376032433).

997686095 is a wasteful number, since it uses less digits than its factorization.

997686095 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113830.

The product of its (nonzero) digits is 7348320, while the sum is 59.

The square root of 997686095 is about 31586.1693625549. The cubic root of 997686095 is about 999.2281026611.

The spelling of 997686095 in words is "nine hundred ninety-seven million, six hundred eighty-six thousand, ninety-five".