142504616 has 8 divisors (see below), whose sum is σ = 267196170. Its totient is φ = 71252304.

The previous prime is 142504603. The next prime is 142504631. The reversal of 142504616 is 616405241.

142504616 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 only one way, i.e., 85562500 + 56942116 = 9250^2 + 7546^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8906531 + ... + 8906546.

Almost surely, 2^142504616 is an apocalyptic number.

It is an amenable number.

142504616 is a deficient number, since it is larger than the sum of its proper divisors (124691554).

142504616 is a wasteful number, since it uses less digits than its factorization.

142504616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17813083 (or 17813079 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 142504616 is about 11937.5297277117. The cubic root of 142504616 is about 522.3276032057.

Adding to 142504616 its reverse (616405241), we get a palindrome (758909857).

The spelling of 142504616 in words is "one hundred forty-two million, five hundred four thousand, six hundred sixteen".