1262040494 has 16 divisors (see below), whose sum is σ = 2224015920. Its totient is φ = 529527360.

The previous prime is 1262040491. The next prime is 1262040499. The reversal of 1262040494 is 4940402621.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1262040494.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1262040491) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 2206079 + ... + 2206650.

It is an arithmetic number, because the mean of its divisors is an integer number (139000995).

Almost surely, 2^1262040494 is an apocalyptic number.

1262040494 is a deficient number, since it is larger than the sum of its proper divisors (961975426).

1262040494 is a wasteful number, since it uses less digits than its factorization.

1262040494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4412755.

The product of its (nonzero) digits is 13824, while the sum is 32.

The square root of 1262040494 is about 35525.2092745419. The cubic root of 1262040494 is about 1080.6650265154.

The spelling of 1262040494 in words is "one billion, two hundred sixty-two million, forty thousand, four hundred ninety-four".