1022042862 has 24 divisors (see below), whose sum is σ = 2215016856. Its totient is φ = 340590096.

The previous prime is 1022042849. The next prime is 1022042863. The reversal of 1022042862 is 2682402201.

It is a happy number.

1022042862 is a `hidden beast` number, since 10 + 220 + 428 + 6 + 2 = 666.

It is a super-2 number, since 2×1022042862² = 2089143223530302088, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1022042863) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 118728 + ... + 127044.

It is an arithmetic number, because the mean of its divisors is an integer number (92292369).

Almost surely, 2^1022042862 is an apocalyptic number.

1022042862 is an abundant number, since it is smaller than the sum of its proper divisors (1192973994).

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

1022042862 is a wasteful number, since it uses less digits than its factorization.

1022042862 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15152 (or 15149 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 27.

The square root of 1022042862 is about 31969.4050929948. The cubic root of 1022042862 is about 1007.2942847092.

The spelling of 1022042862 in words is "one billion, twenty-two million, forty-two thousand, eight hundred sixty-two".