1022264 has 16 divisors (see below), whose sum is σ = 1953720. Its totient is φ = 501280.

The previous prime is 1022251. The next prime is 1022291. The reversal of 1022264 is 4622201.

It is a congruent number.

It is an unprimeable number.

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, 782 + ... + 1629.

2^1022264 is an apocalyptic number.

It is an amenable number.

1022264 is a deficient number, since it is larger than the sum of its proper divisors (931456).

1022264 is a wasteful number, since it uses less digits than its factorization.

1022264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2470 (or 2466 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 1022264 is about 1011.0707195839. The cubic root of 1022264 is about 100.7366928427.

Adding to 1022264 its reverse (4622201), we get a palindrome (5644465).

The spelling of 1022264 in words is "one million, twenty-two thousand, two hundred sixty-four".