144232402 has 8 divisors (see below), whose sum is σ = 225755136. Its totient is φ = 68980692.

The previous prime is 144232393. The next prime is 144232411. The reversal of 144232402 is 204232441.

It is a happy number.

144232402 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (144232393) and next prime (144232411).

It is a sphenic number, since it is the product of 3 distinct primes.

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, 1567698 + ... + 1567789.

It is an arithmetic number, because the mean of its divisors is an integer number (28219392).

Almost surely, 2^144232402 is an apocalyptic number.

144232402 is a deficient number, since it is larger than the sum of its proper divisors (81522734).

144232402 is a wasteful number, since it uses less digits than its factorization.

144232402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3135512.

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 144232402 is about 12009.6795127930. The cubic root of 144232402 is about 524.4301020721.

Adding to 144232402 its reverse (204232441), we get a palindrome (348464843).

The spelling of 144232402 in words is "one hundred forty-four million, two hundred thirty-two thousand, four hundred two".