4243367491 has 8 divisors (see below), whose sum is σ = 4629769200. Its totient is φ = 3857072640.

The previous prime is 4243367483. The next prime is 4243367509. The reversal of 4243367491 is 1947633424.

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

It is a cyclic number.

It is not a de Polignac number, because 4243367491 - 2³ = 4243367483 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4243367431) 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, 72295 + ... + 117103.

It is an arithmetic number, because the mean of its divisors is an integer number (578721150).

Almost surely, 2^4243367491 is an apocalyptic number.

4243367491 is a deficient number, since it is larger than the sum of its proper divisors (386401709).

4243367491 is a wasteful number, since it uses less digits than its factorization.

4243367491 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53429.

The product of its digits is 435456, while the sum is 43.

The square root of 4243367491 is about 65141.1351681869. The cubic root of 4243367491 is about 1618.9628441105.

The spelling of 4243367491 in words is "four billion, two hundred forty-three million, three hundred sixty-seven thousand, four hundred ninety-one".