1022206651 has 8 divisors (see below), whose sum is σ = 1087108560. Its totient is φ = 957835008.

The previous prime is 1022206639. The next prime is 1022206673. The reversal of 1022206651 is 1566022201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1022206651 - 2¹⁵ = 1022173883 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1022206051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 128586 + ... + 136303.

It is an arithmetic number, because the mean of its divisors is an integer number (135888570).

Almost surely, 2^1022206651 is an apocalyptic number.

1022206651 is a deficient number, since it is larger than the sum of its proper divisors (64901909).

1022206651 is a wasteful number, since it uses less digits than its factorization.

1022206651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 265133.

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 1022206651 is about 31971.9666426700. The cubic root of 1022206651 is about 1007.3480903167.

Adding to 1022206651 its reverse (1566022201), we get a palindrome (2588228852).

The spelling of 1022206651 in words is "one billion, twenty-two million, two hundred six thousand, six hundred fifty-one".