144233616 has 20 divisors (see below), whose sum is σ = 372603632. Its totient is φ = 48077856.

The previous prime is 144233591. The next prime is 144233633. The reversal of 144233616 is 616332441.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1502386 + ... + 1502481.

Almost surely, 2^144233616 is an apocalyptic number.

144233616 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

144233616 is an abundant number, since it is smaller than the sum of its proper divisors (228370016).

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

144233616 is a wasteful number, since it uses less digits than its factorization.

144233616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3004878 (or 3004872 counting only the distinct ones).

The product of its digits is 10368, while the sum is 30.

The square root of 144233616 is about 12009.7300552510. The cubic root of 144233616 is about 524.4315734390.

The spelling of 144233616 in words is "one hundred forty-four million, two hundred thirty-three thousand, six hundred sixteen".