142419824 has 10 divisors (see below), whose sum is σ = 275938440. Its totient is φ = 71209904.

The previous prime is 142419793. The next prime is 142419833. The reversal of 142419824 is 428914241.

It is a happy number.

142419824 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4450604 + ... + 4450635.

It is an arithmetic number, because the mean of its divisors is an integer number (27593844).

Almost surely, 2^142419824 is an apocalyptic number.

It is an amenable number.

142419824 is a deficient number, since it is larger than the sum of its proper divisors (133518616).

142419824 is an equidigital number, since it uses as much as digits as its factorization.

142419824 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8901247 (or 8901241 counting only the distinct ones).

The product of its digits is 18432, while the sum is 35.

The square root of 142419824 is about 11933.9777107216. The cubic root of 142419824 is about 522.2239855347.

The spelling of 142419824 in words is "one hundred forty-two million, four hundred nineteen thousand, eight hundred twenty-four".