144433700 has 36 divisors (see below), whose sum is σ = 331861572. Its totient is φ = 54374400.

The previous prime is 144433699. The next prime is 144433727. The reversal of 144433700 is 7334441.

It can be written as a sum of positive squares in 6 ways, for example, as 1965604 + 142468096 = 1402^2 + 11936^2 .

It is a super-2 number, since 2×144433700² = 41722187391380000, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 144433700.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 40781 + ... + 44180.

It is an arithmetic number, because the mean of its divisors is an integer number (9218377).

Almost surely, 2^144433700 is an apocalyptic number.

144433700 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

144433700 is an abundant number, since it is smaller than the sum of its proper divisors (187427872).

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

144433700 is a wasteful number, since it uses less digits than its factorization.

144433700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84992 (or 84985 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 26.

The square root of 144433700 is about 12018.0572473258. The cubic root of 144433700 is about 524.6739623417.

The spelling of 144433700 in words is "one hundred forty-four million, four hundred thirty-three thousand, seven hundred".