144642462 has 8 divisors (see below), whose sum is σ = 289284936. Its totient is φ = 48214152.

The previous prime is 144642457. The next prime is 144642467. The reversal of 144642462 is 264246441.

144642462 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 (144642457) and next prime (144642467).

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

144642462 is an admirable number.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144642467) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12053533 + ... + 12053544.

It is an arithmetic number, because the mean of its divisors is an integer number (36160617).

Almost surely, 2^144642462 is an apocalyptic number.

144642462 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

144642462 is a wasteful number, since it uses less digits than its factorization.

144642462 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24107082.

The product of its digits is 36864, while the sum is 33.

The square root of 144642462 is about 12026.7394583902. The cubic root of 144642462 is about 524.9266255733.

The spelling of 144642462 in words is "one hundred forty-four million, six hundred forty-two thousand, four hundred sixty-two".