142554344 has 8 divisors (see below), whose sum is σ = 267289410. Its totient is φ = 71277168.

The previous prime is 142554317. The next prime is 142554353. The reversal of 142554344 is 443455241.

It can be written as a sum of positive squares in only one way, i.e., 91431844 + 51122500 = 9562^2 + 7150^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 142554344.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8909639 + ... + 8909654.

Almost surely, 2^142554344 is an apocalyptic number.

It is an amenable number.

142554344 is a deficient number, since it is larger than the sum of its proper divisors (124735066).

142554344 is a wasteful number, since it uses less digits than its factorization.

142554344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17819299 (or 17819295 counting only the distinct ones).

The product of its digits is 38400, while the sum is 32.

The square root of 142554344 is about 11939.6123890183. The cubic root of 142554344 is about 522.3883527848.

The spelling of 142554344 in words is "one hundred forty-two million, five hundred fifty-four thousand, three hundred forty-four".