144964422 has 24 divisors (see below), whose sum is σ = 318395064. Its totient is φ = 47659104.

The previous prime is 144964411. The next prime is 144964427. The reversal of 144964422 is 224469441.

It is a happy number.

144964422 is a `hidden beast` number, since 1 + 4 + 4 + 9 + 644 + 2 + 2 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144964427) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 53848 + ... + 56475.

It is an arithmetic number, because the mean of its divisors is an integer number (13266461).

Almost surely, 2^144964422 is an apocalyptic number.

144964422 is an abundant number, since it is smaller than the sum of its proper divisors (173430642).

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

144964422 is a wasteful number, since it uses less digits than its factorization.

144964422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110404 (or 110401 counting only the distinct ones).

The product of its digits is 55296, while the sum is 36.

The square root of 144964422 is about 12040.1171921207. The cubic root of 144964422 is about 525.3158154243.

The spelling of 144964422 in words is "one hundred forty-four million, nine hundred sixty-four thousand, four hundred twenty-two".