143678334 has 16 divisors (see below), whose sum is σ = 292227840. Its totient is φ = 47080920.

The previous prime is 143678333. The next prime is 143678341. The reversal of 143678334 is 433876341.

143678334 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×143678334² = 41286927322031112, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 143678292 and 143678301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (143678333) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 202582 + ... + 203289.

It is an arithmetic number, because the mean of its divisors is an integer number (18264240).

Almost surely, 2^143678334 is an apocalyptic number.

143678334 is an abundant number, since it is smaller than the sum of its proper divisors (148549506).

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

143678334 is a wasteful number, since it uses less digits than its factorization.

143678334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 405935.

The product of its digits is 145152, while the sum is 39.

The square root of 143678334 is about 11986.5897568908. The cubic root of 143678334 is about 523.7577085272.

The spelling of 143678334 in words is "one hundred forty-three million, six hundred seventy-eight thousand, three hundred thirty-four".