369222143 has 4 divisors (see below), whose sum is σ = 372806928. Its totient is φ = 365637360.

The previous prime is 369222109. The next prime is 369222173. The reversal of 369222143 is 341222963.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 369222143 - 2²⁰ = 368173567 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (369222103) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1792238 + ... + 1792443.

It is an arithmetic number, because the mean of its divisors is an integer number (93201732).

Almost surely, 2^369222143 is an apocalyptic number.

369222143 is a deficient number, since it is larger than the sum of its proper divisors (3584785).

369222143 is a wasteful number, since it uses less digits than its factorization.

369222143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3584784.

The product of its digits is 15552, while the sum is 32.

The square root of 369222143 is about 19215.1539936582. The cubic root of 369222143 is about 717.4019941650.

The spelling of 369222143 in words is "three hundred sixty-nine million, two hundred twenty-two thousand, one hundred forty-three".