63143274 has 8 divisors (see below), whose sum is σ = 126286560. Its totient is φ = 21047756.

The previous prime is 63143261. The next prime is 63143309. The reversal of 63143274 is 47234136.

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

63143274 is an admirable 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, 5261934 + ... + 5261945.

It is an arithmetic number, because the mean of its divisors is an integer number (15785820).

Almost surely, 2^63143274 is an apocalyptic number.

63143274 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

63143274 is a wasteful number, since it uses less digits than its factorization.

63143274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10523884.

The product of its digits is 12096, while the sum is 30.

The square root of 63143274 is about 7946.2742212939. The cubic root of 63143274 is about 398.2071302177.

The spelling of 63143274 in words is "sixty-three million, one hundred forty-three thousand, two hundred seventy-four".