1072236 has 24 divisors (see below), whose sum is σ = 2729664. Its totient is φ = 324880.

The previous prime is 1072231. The next prime is 1072301. The reversal of 1072236 is 6322701.

It is a happy number.

It is a super-2 number, since 2×1072236² = 2299380079392, which contains 22 as substring.

It is a hoax number, since the sum of its digits (21) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (1072231) 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, 3930 + ... + 4193.

It is an arithmetic number, because the mean of its divisors is an integer number (113736).

2^1072236 is an apocalyptic number.

It is an amenable number.

1072236 is an abundant number, since it is smaller than the sum of its proper divisors (1657428).

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

1072236 is a wasteful number, since it uses less digits than its factorization.

1072236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8141 (or 8139 counting only the distinct ones).

The product of its (nonzero) digits is 504, while the sum is 21.

The square root of 1072236 is about 1035.4882906146. The cubic root of 1072236 is about 102.3521087495.

Adding to 1072236 its reverse (6322701), we get a palindrome (7394937).

The spelling of 1072236 in words is "one million, seventy-two thousand, two hundred thirty-six".