142671264 has 48 divisors (see below), whose sum is σ = 375254208. Its totient is φ = 47462912.

The previous prime is 142671241. The next prime is 142671281. The reversal of 142671264 is 462176241.

It is a tau number, because it is divible by the number of its divisors (48).

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 in 7 ways as a sum of consecutive naturals, for example, 60964 + ... + 63260.

It is an arithmetic number, because the mean of its divisors is an integer number (7817796).

Almost surely, 2^142671264 is an apocalyptic number.

It is an amenable number.

142671264 is an abundant number, since it is smaller than the sum of its proper divisors (232582944).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

142671264 is a wasteful number, since it uses less digits than its factorization.

142671264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2957 (or 2949 counting only the distinct ones).

The product of its digits is 16128, while the sum is 33.

The square root of 142671264 is about 11944.5076918222. The cubic root of 142671264 is about 522.5311309794.

The spelling of 142671264 in words is "one hundred forty-two million, six hundred seventy-one thousand, two hundred sixty-four".