1262730042 has 48 divisors (see below), whose sum is σ = 3161920320. Its totient is φ = 356723136.

The previous prime is 1262729999. The next prime is 1262730083. The reversal of 1262730042 is 2400372621.

1262730042 is a `hidden beast` number, since 1 + 2 + 627 + 30 + 0 + 4 + 2 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 1262729988 and 1262730015.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 45088 + ... + 67515.

It is an arithmetic number, because the mean of its divisors is an integer number (65873340).

Almost surely, 2^1262730042 is an apocalyptic number.

1262730042 is an abundant number, since it is smaller than the sum of its proper divisors (1899190278).

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

1262730042 is a wasteful number, since it uses less digits than its factorization.

1262730042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112707 (or 112704 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 27.

The square root of 1262730042 is about 35534.9130011599. The cubic root of 1262730042 is about 1080.8618069774.

The spelling of 1262730042 in words is "one billion, two hundred sixty-two million, seven hundred thirty thousand, forty-two".