2354642986 has 16 divisors (see below), whose sum is σ = 3693521664. Its totient is φ = 1123691184.

The previous prime is 2354642981. The next prime is 2354642993. The reversal of 2354642986 is 6892464532.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (2354642981) 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, 33981 + ... + 76576.

It is an arithmetic number, because the mean of its divisors is an integer number (230845104).

Almost surely, 2^2354642986 is an apocalyptic number.

2354642986 is a deficient number, since it is larger than the sum of its proper divisors (1338878678).

2354642986 is a wasteful number, since it uses less digits than its factorization.

2354642986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111045.

The product of its digits is 2488320, while the sum is 49.

The square root of 2354642986 is about 48524.6636876548. The cubic root of 2354642986 is about 1330.3779026763.

The spelling of 2354642986 in words is "two billion, three hundred fifty-four million, six hundred forty-two thousand, nine hundred eighty-six".