1422332243 has 8 divisors (see below), whose sum is σ = 1449723408. Its totient is φ = 1395201024.

The previous prime is 1422332159. The next prime is 1422332273. The reversal of 1422332243 is 3422332241.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1422332243 is a prime.

It is a super-2 number, since 2×1422332243² = 4046058018954822098, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1422332273) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53921 + ... + 75842.

It is an arithmetic number, because the mean of its divisors is an integer number (181215426).

Almost surely, 2^1422332243 is an apocalyptic number.

1422332243 is a deficient number, since it is larger than the sum of its proper divisors (27391165).

1422332243 is a wasteful number, since it uses less digits than its factorization.

1422332243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129973.

The product of its digits is 6912, while the sum is 26.

The square root of 1422332243 is about 37713.8203182865. The cubic root of 1422332243 is about 1124.6058847956.

Adding to 1422332243 its reverse (3422332241), we get a palindrome (4844664484).

The spelling of 1422332243 in words is "one billion, four hundred twenty-two million, three hundred thirty-two thousand, two hundred forty-three".