144042622 has 16 divisors (see below), whose sum is σ = 219357072. Its totient is φ = 70932160.

The previous prime is 144042617. The next prime is 144042631. The reversal of 144042622 is 226240441.

It is a happy number.

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, 33888 + ... + 37900.

It is an arithmetic number, because the mean of its divisors is an integer number (13709817).

Almost surely, 2^144042622 is an apocalyptic number.

144042622 is a deficient number, since it is larger than the sum of its proper divisors (75314450).

144042622 is a wasteful number, since it uses less digits than its factorization.

144042622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4283.

The product of its (nonzero) digits is 3072, while the sum is 25.

The square root of 144042622 is about 12001.7757852744. The cubic root of 144042622 is about 524.1999872774.

The spelling of 144042622 in words is "one hundred forty-four million, forty-two thousand, six hundred twenty-two".