1042605612 has 72 divisors (see below), whose sum is σ = 2700930960. Its totient is φ = 338981760.

The previous prime is 1042605583. The next prime is 1042605679. The reversal of 1042605612 is 2165062401.

1042605612 is a `hidden beast` number, since 1 + 0 + 42 + 6 + 0 + 5 + 612 = 666.

1042605612 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 343839 + ... + 346857.

It is an arithmetic number, because the mean of its divisors is an integer number (37512930).

Almost surely, 2^1042605612 is an apocalyptic number.

1042605612 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 1042605612, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1350465480).

1042605612 is an abundant number, since it is smaller than the sum of its proper divisors (1658325348).

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

1042605612 is a wasteful number, since it uses less digits than its factorization.

1042605612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3263 (or 3258 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 1042605612 is about 32289.4040205142. The cubic root of 1042605612 is about 1014.0048200698.

The spelling of 1042605612 in words is "one billion, forty-two million, six hundred five thousand, six hundred twelve".