1422720486 has 48 divisors (see below), whose sum is σ = 3365303760. Its totient is φ = 430805760.

The previous prime is 1422720469. The next prime is 1422720527. The reversal of 1422720486 is 6840272241.

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 1422720486.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 519970 + ... + 522698.

It is an arithmetic number, because the mean of its divisors is an integer number (70110495).

Almost surely, 2^1422720486 is an apocalyptic number.

1422720486 is an abundant number, since it is smaller than the sum of its proper divisors (1942583274).

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

1422720486 is a wasteful number, since it uses less digits than its factorization.

1422720486 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5381 (or 5378 counting only the distinct ones).

The product of its (nonzero) digits is 43008, while the sum is 36.

The square root of 1422720486 is about 37718.9671915868. The cubic root of 1422720486 is about 1124.7082004685.

The spelling of 1422720486 in words is "one billion, four hundred twenty-two million, seven hundred twenty thousand, four hundred eighty-six".