972122 has 4 divisors (see below), whose sum is σ = 1458186. Its totient is φ = 486060.

The previous prime is 972121. The next prime is 972131. The reversal of 972122 is 221279.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 221279 = 79 ⋅2801.

It can be written as a sum of positive squares in only one way, i.e., 919681 + 52441 = 959^2 + 229^2 .

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 972122.

It is not an unprimeable number, because it can be changed into a prime (972121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 243029 + ... + 243032.

2⁹⁷²¹²² is an apocalyptic number.

972122 is a deficient number, since it is larger than the sum of its proper divisors (486064).

972122 is a wasteful number, since it uses less digits than its factorization.

972122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 486063.

The product of its digits is 504, while the sum is 23.

The square root of 972122 is about 985.9624739309. The cubic root of 972122 is about 99.0619616877.

The spelling of 972122 in words is "nine hundred seventy-two thousand, one hundred twenty-two".