1022136 has 16 divisors (see below), whose sum is σ = 2555400. Its totient is φ = 340704.

The previous prime is 1022129. The next prime is 1022137. The reversal of 1022136 is 6312201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1022137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21271 + ... + 21318.

2^1022136 is an apocalyptic number.

It is an amenable number.

1022136 is an abundant number, since it is smaller than the sum of its proper divisors (1533264).

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

1022136 is a wasteful number, since it uses less digits than its factorization.

1022136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42598 (or 42594 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 1022136 is about 1011.0074183704. The cubic root of 1022136 is about 100.7324881771.

Subtracting from 1022136 its sum of digits (15), we obtain a square (1022121 = 1011²).

Adding to 1022136 its reverse (6312201), we get a palindrome (7334337).

It can be divided in two parts, 102213 and 6, that multiplied together give a triangular number (613278 = T₁₁₀₇).

The spelling of 1022136 in words is "one million, twenty-two thousand, one hundred thirty-six".