143156422 has 16 divisors (see below), whose sum is σ = 227599632. Its totient is φ = 67298560.

The previous prime is 143156353. The next prime is 143156443. The reversal of 143156422 is 224651341.

It is a super-2 number, since 2×143156422² = 40987522319684168, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48933 + ... + 51775.

It is an arithmetic number, because the mean of its divisors is an integer number (14224977).

Almost surely, 2^143156422 is an apocalyptic number.

143156422 is a deficient number, since it is larger than the sum of its proper divisors (84443210).

143156422 is a wasteful number, since it uses less digits than its factorization.

143156422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4343.

The product of its digits is 5760, while the sum is 28.

The square root of 143156422 is about 11964.7992879112. The cubic root of 143156422 is about 523.1227552412.

The spelling of 143156422 in words is "one hundred forty-three million, one hundred fifty-six thousand, four hundred twenty-two".