1422145874 has 8 divisors (see below), whose sum is σ = 2134134768. Its totient is φ = 710767620.

The previous prime is 1422145859. The next prime is 1422145889. The reversal of 1422145874 is 4785412241.

It is an interprime number because it is at equal distance from previous prime (1422145859) and next prime (1422145889).

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

It is an unprimeable number.

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, 146792 + ... + 156179.

It is an arithmetic number, because the mean of its divisors is an integer number (266766846).

Almost surely, 2^1422145874 is an apocalyptic number.

1422145874 is a deficient number, since it is larger than the sum of its proper divisors (711988894).

1422145874 is a wasteful number, since it uses less digits than its factorization.

1422145874 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 305320.

The product of its digits is 71680, while the sum is 38.

The square root of 1422145874 is about 37711.3494057160. The cubic root of 1422145874 is about 1124.5567634012.

The spelling of 1422145874 in words is "one billion, four hundred twenty-two million, one hundred forty-five thousand, eight hundred seventy-four".