142719652 has 6 divisors (see below), whose sum is σ = 249759398. Its totient is φ = 71359824.

The previous prime is 142719649. The next prime is 142719673. The reversal of 142719652 is 256917241.

142719652 is digitally balanced in base 3 and base 9, because in such bases 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., 142659136 + 60516 = 11944^2 + 246^2 .

It is a super-2 number, since 2×142719652² = 40737798134002208, which contains 22 as substring.

142719652 is strictly pandigital in base 9.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17839953 + ... + 17839960.

Almost surely, 2^142719652 is an apocalyptic number.

It is an amenable number.

142719652 is a deficient number, since it is larger than the sum of its proper divisors (107039746).

142719652 is a wasteful number, since it uses less digits than its factorization.

142719652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35679917 (or 35679915 counting only the distinct ones).

The product of its digits is 30240, while the sum is 37.

The square root of 142719652 is about 11946.5330535683. The cubic root of 142719652 is about 522.5901977173.

The spelling of 142719652 in words is "one hundred forty-two million, seven hundred nineteen thousand, six hundred fifty-two".