4273815849 has 8 divisors (see below), whose sum is σ = 5734717440. Its totient is φ = 2831062416.

The previous prime is 4273815839. The next prime is 4273815853. The reversal of 4273815849 is 9485183724.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4273815849 - 2¹⁷ = 4273684777 is a prime.

It is a super-2 number, since 2×4273815849² = 36531003822327181602, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4273815839) 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, 4536489 + ... + 4537430.

It is an arithmetic number, because the mean of its divisors is an integer number (716839680).

Almost surely, 2^4273815849 is an apocalyptic number.

It is an amenable number.

4273815849 is a deficient number, since it is larger than the sum of its proper divisors (1460901591).

4273815849 is a wasteful number, since it uses less digits than its factorization.

4273815849 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9074079.

The product of its digits is 1935360, while the sum is 51.

The square root of 4273815849 is about 65374.4280969249. The cubic root of 4273815849 is about 1622.8259177198.

The spelling of 4273815849 in words is "four billion, two hundred seventy-three million, eight hundred fifteen thousand, eight hundred forty-nine".