144738192 has 40 divisors (see below), whose sum is σ = 381868416. Its totient is φ = 47218816.

The previous prime is 144738169. The next prime is 144738233. The reversal of 144738192 is 291837441.

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 144738192.

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, 29823 + ... + 34334.

Almost surely, 2^144738192 is an apocalyptic number.

144738192 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

144738192 is an abundant number, since it is smaller than the sum of its proper divisors (237130224).

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

144738192 is a wasteful number, since it uses less digits than its factorization.

144738192 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64215 (or 64209 counting only the distinct ones).

The product of its digits is 48384, while the sum is 39.

The square root of 144738192 is about 12030.7186817746. The cubic root of 144738192 is about 525.0424056450.

The spelling of 144738192 in words is "one hundred forty-four million, seven hundred thirty-eight thousand, one hundred ninety-two".