154423422 has 40 divisors (see below), whose sum is σ = 355388616. Its totient is φ = 50081328.

The previous prime is 154423361. The next prime is 154423447. The reversal of 154423422 is 224324451.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

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 19 ways as a sum of consecutive naturals, for example, 6888 + ... + 18875.

Almost surely, 2^154423422 is an apocalyptic number.

154423422 is an abundant number, since it is smaller than the sum of its proper divisors (200965194).

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

154423422 is a wasteful number, since it uses less digits than its factorization.

154423422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25814 (or 25805 counting only the distinct ones).

The product of its digits is 7680, while the sum is 27.

The square root of 154423422 is about 12426.7220939393. The cubic root of 154423422 is about 536.5016443266.

Adding to 154423422 its reverse (224324451), we get a palindrome (378747873).

The spelling of 154423422 in words is "one hundred fifty-four million, four hundred twenty-three thousand, four hundred twenty-two".