1022972 has 6 divisors (see below), whose sum is σ = 1790208. Its totient is φ = 511484.

The previous prime is 1022963. The next prime is 1022977. The reversal of 1022972 is 2792201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1022977) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127868 + ... + 127875.

It is an arithmetic number, because the mean of its divisors is an integer number (298368).

2^1022972 is an apocalyptic number.

It is an amenable number.

1022972 is a deficient number, since it is larger than the sum of its proper divisors (767236).

1022972 is a wasteful number, since it uses less digits than its factorization.

1022972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255747 (or 255745 counting only the distinct ones).

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

The square root of 1022972 is about 1011.4207828594. The cubic root of 1022972 is about 100.7599435619.

It can be divided in two parts, 10229 and 72, that added together give a palindrome (10301).

The spelling of 1022972 in words is "one million, twenty-two thousand, nine hundred seventy-two".