1262725442 has 8 divisors (see below), whose sum is σ = 2066278032. Its totient is φ = 573966100.

The previous prime is 1262725441. The next prime is 1262725459. The reversal of 1262725442 is 2445272621.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (1262725441) 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 3 ways as a sum of consecutive naturals, for example, 28698284 + ... + 28698327.

It is an arithmetic number, because the mean of its divisors is an integer number (258284754).

Almost surely, 2^1262725442 is an apocalyptic number.

1262725442 is a deficient number, since it is larger than the sum of its proper divisors (803552590).

1262725442 is a wasteful number, since it uses less digits than its factorization.

1262725442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57396624.

The product of its digits is 53760, while the sum is 35.

The square root of 1262725442 is about 35534.8482760234. The cubic root of 1262725442 is about 1080.8604944851.

The spelling of 1262725442 in words is "one billion, two hundred sixty-two million, seven hundred twenty-five thousand, four hundred forty-two".