144922684 has 6 divisors (see below), whose sum is σ = 253614704. Its totient is φ = 72461340.

The previous prime is 144922681. The next prime is 144922691. The reversal of 144922684 is 486229441.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144922681) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18115332 + ... + 18115339.

Almost surely, 2^144922684 is an apocalyptic number.

It is an amenable number.

144922684 is a deficient number, since it is larger than the sum of its proper divisors (108692020).

144922684 is a wasteful number, since it uses less digits than its factorization.

144922684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36230675 (or 36230673 counting only the distinct ones).

The product of its digits is 110592, while the sum is 40.

The square root of 144922684 is about 12038.3837785643. The cubic root of 144922684 is about 525.2653944640.

The spelling of 144922684 in words is "one hundred forty-four million, nine hundred twenty-two thousand, six hundred eighty-four".