1022133492 has 60 divisors (see below), whose sum is σ = 2675622180. Its totient is φ = 340257024.

The previous prime is 1022133467. The next prime is 1022133493. The reversal of 1022133492 is 2943312201.

It is a happy number.

1022133492 is a `hidden beast` number, since 102 + 213 + 349 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 673713936 + 348419556 = 25956^2 + 18666^2 .

It is a super-2 number, since 2×1022133492² = 2089513750936228128, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1022133493) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 314934 + ... + 318162.

It is an arithmetic number, because the mean of its divisors is an integer number (44593703).

Almost surely, 2^1022133492 is an apocalyptic number.

1022133492 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1022133492 is an abundant number, since it is smaller than the sum of its proper divisors (1653488688).

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

1022133492 is a wasteful number, since it uses less digits than its factorization.

1022133492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4222 (or 4211 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 1022133492 is about 31970.8225105329. The cubic root of 1022133492 is about 1007.3240578842.

Adding to 1022133492 its reverse (2943312201), we get a palindrome (3965445693).

The spelling of 1022133492 in words is "one billion, twenty-two million, one hundred thirty-three thousand, four hundred ninety-two".