144362236 has 6 divisors (see below), whose sum is σ = 252633920. Its totient is φ = 72181116.

The previous prime is 144362233. The next prime is 144362269. The reversal of 144362236 is 632263441.

It is a junction number, because it is equal to n+sod(n) for n = 144362198 and 144362207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144362233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18045276 + ... + 18045283.

Almost surely, 2^144362236 is an apocalyptic number.

It is an amenable number.

144362236 is a deficient number, since it is larger than the sum of its proper divisors (108271684).

144362236 is a wasteful number, since it uses less digits than its factorization.

144362236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36090563 (or 36090561 counting only the distinct ones).

The product of its digits is 20736, while the sum is 31.

The square root of 144362236 is about 12015.0836867664. The cubic root of 144362236 is about 524.5874140135.

The spelling of 144362236 in words is "one hundred forty-four million, three hundred sixty-two thousand, two hundred thirty-six".