1422155554 has 8 divisors (see below), whose sum is σ = 2138325840. Its totient is φ = 709380276.

The previous prime is 1422155531. The next prime is 1422155593. The reversal of 1422155554 is 4555512241.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 847704 + ... + 849379.

It is an arithmetic number, because the mean of its divisors is an integer number (267290730).

Almost surely, 2^1422155554 is an apocalyptic number.

1422155554 is a deficient number, since it is larger than the sum of its proper divisors (716170286).

1422155554 is a wasteful number, since it uses less digits than its factorization.

1422155554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1697504.

The product of its digits is 40000, while the sum is 34.

The square root of 1422155554 is about 37711.4777488234. The cubic root of 1422155554 is about 1124.5593148706.

Adding to 1422155554 its reverse (4555512241), we get a palindrome (5977667795).

The spelling of 1422155554 in words is "one billion, four hundred twenty-two million, one hundred fifty-five thousand, five hundred fifty-four".