1061422992 has 240 divisors, whose sum is σ = 3606495360. Its totient is φ = 284663808.

The previous prime is 1061422991. The next prime is 1061423017. The reversal of 1061422992 is 2992241601.

1061422992 is a `hidden beast` number, since 10 + 614 + 2 + 29 + 9 + 2 = 666.

It is a super-2 number, since 2×1061422992² = 2253237535892464128, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (1061422991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3006688 + ... + 3007040.

It is an arithmetic number, because the mean of its divisors is an integer number (15027064).

Almost surely, 2^1061422992 is an apocalyptic number.

1061422992 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1061422992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1803247680).

1061422992 is an abundant number, since it is smaller than the sum of its proper divisors (2545072368).

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

1061422992 is a wasteful number, since it uses less digits than its factorization.

1061422992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 550 (or 541 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 36.

The square root of 1061422992 is about 32579.4872887834. The cubic root of 1061422992 is about 1020.0688765485.

The spelling of 1061422992 in words is "one billion, sixty-one million, four hundred twenty-two thousand, nine hundred ninety-two".