972798 has 16 divisors (see below), whose sum is σ = 1973136. Its totient is φ = 319680.

The previous prime is 972793. The next prime is 972799. The reversal of 972798 is 897279.

It is a Curzon number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 972798.

It is not an unprimeable number, because it can be changed into a prime (972793) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 673 + ... + 1548.

It is an arithmetic number, because the mean of its divisors is an integer number (123321).

2⁹⁷²⁷⁹⁸ is an apocalyptic number.

972798 is an abundant number, since it is smaller than the sum of its proper divisors (1000338).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

972798 is a wasteful number, since it uses less digits than its factorization.

972798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2299.

The product of its digits is 63504, while the sum is 42.

The square root of 972798 is about 986.3052265906. The cubic root of 972798 is about 99.0849184667.

It can be divided in two parts, 972 and 798, that added together give a triangular number (1770 = T₅₉).

The spelling of 972798 in words is "nine hundred seventy-two thousand, seven hundred ninety-eight".