1021162446 has 48 divisors (see below), whose sum is σ = 2244767616. Its totient is φ = 335447568.

The previous prime is 1021162433. The next prime is 1021162447. The reversal of 1021162446 is 6442611201.

1021162446 is a `hidden beast` number, since 1 + 0 + 211 + 6 + 2 + 446 = 666.

It is a super-2 number, since 2×1021162446² = 2085545482241405832, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1021162447) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 960111 + ... + 961173.

It is an arithmetic number, because the mean of its divisors is an integer number (46765992).

Almost surely, 2^1021162446 is an apocalyptic number.

1021162446 is an abundant number, since it is smaller than the sum of its proper divisors (1223605170).

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

1021162446 is a wasteful number, since it uses less digits than its factorization.

1021162446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1797 (or 1794 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The square root of 1021162446 is about 31955.6324612736. The cubic root of 1021162446 is about 1007.0049645614.

Adding to 1021162446 its reverse (6442611201), we get a palindrome (7463773647).

The spelling of 1021162446 in words is "one billion, twenty-one million, one hundred sixty-two thousand, four hundred forty-six".