144893692 has 6 divisors (see below), whose sum is σ = 253563968. Its totient is φ = 72446844.

The previous prime is 144893689. The next prime is 144893699. The reversal of 144893692 is 296398441.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144893699) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18111708 + ... + 18111715.

Almost surely, 2^144893692 is an apocalyptic number.

It is an amenable number.

144893692 is a deficient number, since it is larger than the sum of its proper divisors (108670276).

144893692 is a wasteful number, since it uses less digits than its factorization.

144893692 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36223427 (or 36223425 counting only the distinct ones).

The product of its digits is 373248, while the sum is 46.

The square root of 144893692 is about 12037.1795699823. The cubic root of 144893692 is about 525.2303654184.

It can be divided in two parts, 14489 and 3692, that added together give a palindrome (18181).

The spelling of 144893692 in words is "one hundred forty-four million, eight hundred ninety-three thousand, six hundred ninety-two".