143949862 has 8 divisors (see below), whose sum is σ = 246771216. Its totient is φ = 61692792.

The previous prime is 143949857. The next prime is 143949901. The reversal of 143949862 is 268949341.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5141053 + ... + 5141080.

It is an arithmetic number, because the mean of its divisors is an integer number (30846402).

Almost surely, 2^143949862 is an apocalyptic number.

143949862 is a deficient number, since it is larger than the sum of its proper divisors (102821354).

143949862 is a wasteful number, since it uses less digits than its factorization.

143949862 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10282142.

The product of its digits is 373248, while the sum is 46.

The square root of 143949862 is about 11997.9107347905. The cubic root of 143949862 is about 524.0874390338.

The spelling of 143949862 in words is "one hundred forty-three million, nine hundred forty-nine thousand, eight hundred sixty-two".