4279654249 has 16 divisors (see below), whose sum is σ = 4719639232. Its totient is φ = 3855636288.

The previous prime is 4279654243. The next prime is 4279654331. The reversal of 4279654249 is 9424569724.

It is a cyclic number.

It is not a de Polignac number, because 4279654249 - 2⁷ = 4279654121 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4279654196 and 4279654205.

It is not an unprimeable number, because it can be changed into a prime (4279654243) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1108807 + ... + 1112659.

It is an arithmetic number, because the mean of its divisors is an integer number (294977452).

Almost surely, 2^4279654249 is an apocalyptic number.

It is an amenable number.

4279654249 is a deficient number, since it is larger than the sum of its proper divisors (439984983).

4279654249 is a wasteful number, since it uses less digits than its factorization.

4279654249 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5896.

The product of its digits is 4354560, while the sum is 52.

The square root of 4279654249 is about 65419.0664026933. The cubic root of 4279654249 is about 1623.5645547304.

The spelling of 4279654249 in words is "four billion, two hundred seventy-nine million, six hundred fifty-four thousand, two hundred forty-nine".