972018 has 12 divisors (see below), whose sum is σ = 2106078. Its totient is φ = 324000.

The previous prime is 972017. The next prime is 972029. The reversal of 972018 is 810279.

It can be written as a sum of positive squares in only one way, i.e., 915849 + 56169 = 957^2 + 237^2 .

It is a junction number, because it is equal to n+sod(n) for n = 971982 and 972000.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 972018.

It is not an unprimeable number, because it can be changed into a prime (972017) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 26983 + ... + 27018.

2⁹⁷²⁰¹⁸ is an apocalyptic number.

972018 is an abundant number, since it is smaller than the sum of its proper divisors (1134060).

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

972018 is a wasteful number, since it uses less digits than its factorization.

972018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54009 (or 54006 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 27.

The square root of 972018 is about 985.9097321763. The cubic root of 972018 is about 99.0584289311.

It can be divided in two parts, 9 and 72018, that added together give a palindrome (72027).

The spelling of 972018 in words is "nine hundred seventy-two thousand, eighteen".