4273432149 has 24 divisors (see below), whose sum is σ = 6782334240. Its totient is φ = 2385167904.

The previous prime is 4273432129. The next prime is 4273432157. The reversal of 4273432149 is 9412343724.

It is not a de Polignac number, because 4273432149 - 2²¹ = 4271334997 is a prime.

It is a nialpdrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4273432129) 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, 331714 + ... + 344355.

It is an arithmetic number, because the mean of its divisors is an integer number (282597260).

Almost surely, 2^4273432149 is an apocalyptic number.

4273432149 is a gapful number since it is divisible by the number (49) formed by its first and last digit.

It is an amenable number.

4273432149 is a deficient number, since it is larger than the sum of its proper divisors (2508902091).

4273432149 is a wasteful number, since it uses less digits than its factorization.

4273432149 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 676129 (or 676122 counting only the distinct ones).

The product of its digits is 145152, while the sum is 39.

The square root of 4273432149 is about 65371.4933973517. The cubic root of 4273432149 is about 1622.7773508994. Note that the first 3 decimals are identical.

The spelling of 4273432149 in words is "four billion, two hundred seventy-three million, four hundred thirty-two thousand, one hundred forty-nine".