1422759774 has 8 divisors (see below), whose sum is σ = 2845519560. Its totient is φ = 474253256.

The previous prime is 1422759773. The next prime is 1422759823. The reversal of 1422759774 is 4779572241.

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

1422759774 is an admirable number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1422759773) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 118563309 + ... + 118563320.

It is an arithmetic number, because the mean of its divisors is an integer number (355689945).

Almost surely, 2^1422759774 is an apocalyptic number.

1422759774 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1422759774 is a wasteful number, since it uses less digits than its factorization.

1422759774 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 237126634.

The product of its digits is 987840, while the sum is 48.

The square root of 1422759774 is about 37719.4879869809. The cubic root of 1422759774 is about 1124.7185531999.

The spelling of 1422759774 in words is "one billion, four hundred twenty-two million, seven hundred fifty-nine thousand, seven hundred seventy-four".