144070736 has 40 divisors (see below), whose sum is σ = 284710944. Its totient is φ = 70611840.

The previous prime is 144070721. The next prime is 144070739. The reversal of 144070736 is 637070441.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144070739) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 208151 + ... + 208841.

Almost surely, 2^144070736 is an apocalyptic number.

144070736 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

144070736 is a deficient number, since it is larger than the sum of its proper divisors (140640208).

144070736 is a wasteful number, since it uses less digits than its factorization.

144070736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 939 (or 933 counting only the distinct ones).

The product of its (nonzero) digits is 14112, while the sum is 32.

The square root of 144070736 is about 12002.9469714733. The cubic root of 144070736 is about 524.2340892201.

The spelling of 144070736 in words is "one hundred forty-four million, seventy thousand, seven hundred thirty-six".