144453422 has 16 divisors (see below), whose sum is σ = 220099680. Its totient is φ = 71091072.

The previous prime is 144453391. The next prime is 144453431. The reversal of 144453422 is 224354441.

144453422 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×144453422² = 41733582255020168, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 117503 + ... + 118725.

It is an arithmetic number, because the mean of its divisors is an integer number (13756230).

Almost surely, 2^144453422 is an apocalyptic number.

144453422 is a deficient number, since it is larger than the sum of its proper divisors (75646258).

144453422 is a wasteful number, since it uses less digits than its factorization.

144453422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2107.

The product of its digits is 15360, while the sum is 29.

The square root of 144453422 is about 12018.8777346306. The cubic root of 144453422 is about 524.6978421540.

The spelling of 144453422 in words is "one hundred forty-four million, four hundred fifty-three thousand, four hundred twenty-two".