142477796 has 6 divisors (see below), whose sum is σ = 249336150. Its totient is φ = 71238896.

The previous prime is 142477781. The next prime is 142477807. The reversal of 142477796 is 697774241.

It is a happy number.

142477796 is digitally balanced in base 3, 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., 140185600 + 2292196 = 11840^2 + 1514^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 142477796.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17809721 + ... + 17809728.

It is an arithmetic number, because the mean of its divisors is an integer number (41556025).

Almost surely, 2^142477796 is an apocalyptic number.

It is an amenable number.

142477796 is a deficient number, since it is larger than the sum of its proper divisors (106858354).

142477796 is a wasteful number, since it uses less digits than its factorization.

142477796 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35619453 (or 35619451 counting only the distinct ones).

The product of its digits is 592704, while the sum is 47.

The square root of 142477796 is about 11936.4063268640. The cubic root of 142477796 is about 522.2948330268.

The spelling of 142477796 in words is "one hundred forty-two million, four hundred seventy-seven thousand, seven hundred ninety-six".