4297549986 has 64 divisors (see below), whose sum is σ = 10185989760. Its totient is φ = 1338370560.

The previous prime is 4297549981. The next prime is 4297550009. The reversal of 4297549986 is 6899457924.

4297549986 is a `hidden beast` number, since 4 + 2 + 9 + 7 + 549 + 9 + 86 = 666.

It is not an unprimeable number, because it can be changed into a prime (4297549981) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 108681 + ... + 142851.

It is an arithmetic number, because the mean of its divisors is an integer number (159156090).

Almost surely, 2^4297549986 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4297549986, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5092994880).

4297549986 is an abundant number, since it is smaller than the sum of its proper divisors (5888439774).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4297549986 is a wasteful number, since it uses less digits than its factorization.

4297549986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34336 (or 34330 counting only the distinct ones).

The product of its digits is 39191040, while the sum is 63.

The square root of 4297549986 is about 65555.7013996494. The cubic root of 4297549986 is about 1625.8244319634.

The spelling of 4297549986 in words is "four billion, two hundred ninety-seven million, five hundred forty-nine thousand, nine hundred eighty-six".