2427197823 has 24 divisors (see below), whose sum is σ = 3592837248. Its totient is φ = 1578143952.

The previous prime is 2427197813. The next prime is 2427197837. The reversal of 2427197823 is 3287917242.

2427197823 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2427197823 - 2⁵ = 2427197791 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2427197803) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 277036 + ... + 285662.

It is an arithmetic number, because the mean of its divisors is an integer number (149701552).

Almost surely, 2^2427197823 is an apocalyptic number.

2427197823 is a deficient number, since it is larger than the sum of its proper divisors (1165639425).

2427197823 is a wasteful number, since it uses less digits than its factorization.

2427197823 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9403 (or 9400 counting only the distinct ones).

The product of its digits is 338688, while the sum is 45.

The square root of 2427197823 is about 49266.5994665757. The cubic root of 2427197823 is about 1343.9044478598.

The spelling of 2427197823 in words is "two billion, four hundred twenty-seven million, one hundred ninety-seven thousand, eight hundred twenty-three".