143764 has 12 divisors (see below), whose sum is σ = 254464. Its totient is φ = 71064.

The previous prime is 143743. The next prime is 143779. The reversal of 143764 is 467341.

It is a hoax number, since the sum of its digits (25) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 367 + ... + 649.

2¹⁴³⁷⁶⁴ is an apocalyptic number.

It is an amenable number.

143764 is a deficient number, since it is larger than the sum of its proper divisors (110700).

143764 is a wasteful number, since it uses less digits than its factorization.

143764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 414 (or 412 counting only the distinct ones).

The product of its digits is 2016, while the sum is 25.

The square root of 143764 is about 379.1622344063. The cubic root of 143764 is about 52.3861782009.

The spelling of 143764 in words is "one hundred forty-three thousand, seven hundred sixty-four".