704221143 has 16 divisors (see below), whose sum is σ = 943546080. Its totient is φ = 467195904.

The previous prime is 704221139. The next prime is 704221157. The reversal of 704221143 is 341122407.

It is a happy number.

It is not a de Polignac number, because 704221143 - 2² = 704221139 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (704221543) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1046055 + ... + 1046727.

It is an arithmetic number, because the mean of its divisors is an integer number (58971630).

Almost surely, 2^704221143 is an apocalyptic number.

704221143 is a deficient number, since it is larger than the sum of its proper divisors (239324937).

704221143 is a wasteful number, since it uses less digits than its factorization.

704221143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1858.

The product of its (nonzero) digits is 1344, while the sum is 24.

The square root of 704221143 is about 26537.1653158358. The cubic root of 704221143 is about 889.6851737544.

The spelling of 704221143 in words is "seven hundred four million, two hundred twenty-one thousand, one hundred forty-three".