997265607 has 16 divisors (see below), whose sum is σ = 1442431200. Its totient is φ = 609219072.

The previous prime is 997265603. The next prime is 997265639. The reversal of 997265607 is 706562799.

997265607 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 997265607 - 2² = 997265603 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 997265607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (997265603) 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, 87982 + ... + 98667.

It is an arithmetic number, because the mean of its divisors is an integer number (90151950).

Almost surely, 2^997265607 is an apocalyptic number.

997265607 is a deficient number, since it is larger than the sum of its proper divisors (445165593).

997265607 is a wasteful number, since it uses less digits than its factorization.

997265607 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 186802.

The product of its (nonzero) digits is 1428840, while the sum is 51.

The square root of 997265607 is about 31579.5124566546. The cubic root of 997265607 is about 999.0877036351.

The spelling of 997265607 in words is "nine hundred ninety-seven million, two hundred sixty-five thousand, six hundred seven".