2427072989 has 8 divisors (see below), whose sum is σ = 2655576768. Its totient is φ = 2199879360.

The previous prime is 2427072971. The next prime is 2427073027. The reversal of 2427072989 is 9892707242.

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 2427072989 - 2²⁰ = 2426024413 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2427072919) 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, 323657 + ... + 331070.

It is an arithmetic number, because the mean of its divisors is an integer number (331947096).

Almost surely, 2^2427072989 is an apocalyptic number.

It is an amenable number.

2427072989 is a deficient number, since it is larger than the sum of its proper divisors (228503779).

2427072989 is a wasteful number, since it uses less digits than its factorization.

2427072989 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 655075.

The product of its (nonzero) digits is 1016064, while the sum is 50.

The square root of 2427072989 is about 49265.3325270418. The cubic root of 2427072989 is about 1343.8814078693.

The spelling of 2427072989 in words is "two billion, four hundred twenty-seven million, seventy-two thousand, nine hundred eighty-nine".