142328744 has 16 divisors (see below), whose sum is σ = 271902420. Its totient is φ = 69821440.

The previous prime is 142328741. The next prime is 142328783. The reversal of 142328744 is 447823241.

142328744 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 142324900 + 3844 = 11930^2 + 62^2 .

It is not an unprimeable number, because it can be changed into a prime (142328741) 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, 167417 + ... + 168264.

Almost surely, 2^142328744 is an apocalyptic number.

It is an amenable number.

142328744 is a deficient number, since it is larger than the sum of its proper divisors (129573676).

142328744 is a wasteful number, since it uses less digits than its factorization.

142328744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 335740 (or 335736 counting only the distinct ones).

The product of its digits is 43008, while the sum is 35.

The square root of 142328744 is about 11930.1611053665. The cubic root of 142328744 is about 522.1126379656.

The spelling of 142328744 in words is "one hundred forty-two million, three hundred twenty-eight thousand, seven hundred forty-four".