144413402 has 32 divisors (see below), whose sum is σ = 262984320. Its totient is φ = 58060800.

The previous prime is 144413387. The next prime is 144413473. The reversal of 144413402 is 204314441.

It is a happy number.

144413402 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 89402 + ... + 91002.

It is an arithmetic number, because the mean of its divisors is an integer number (8218260).

Almost surely, 2^144413402 is an apocalyptic number.

144413402 is a deficient number, since it is larger than the sum of its proper divisors (118570918).

144413402 is a wasteful number, since it uses less digits than its factorization.

144413402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2006.

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 144413402 is about 12017.2127384015. The cubic root of 144413402 is about 524.6493828264.

Adding to 144413402 its reverse (204314441), we get a palindrome (348727843).

The spelling of 144413402 in words is "one hundred forty-four million, four hundred thirteen thousand, four hundred two".