1022456052 has 18 divisors (see below), whose sum is σ = 2584541778. Its totient is φ = 340818672.

The previous prime is 1022456051. The next prime is 1022456059. The reversal of 1022456052 is 2506542201.

1022456052 is a `hidden beast` number, since 10 + 2 + 2 + 45 + 605 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 976812516 + 45643536 = 31254^2 + 6756^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1022456051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 14200743 + ... + 14200814.

Almost surely, 2^1022456052 is an apocalyptic number.

1022456052 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1022456052 is an abundant number, since it is smaller than the sum of its proper divisors (1562085726).

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

1022456052 is a wasteful number, since it uses less digits than its factorization.

1022456052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28401567 (or 28401562 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 1022456052 is about 31975.8667122566. The cubic root of 1022456052 is about 1007.4300089096.

Adding to 1022456052 its reverse (2506542201), we get a palindrome (3528998253).

The spelling of 1022456052 in words is "one billion, twenty-two million, four hundred fifty-six thousand, fifty-two".