4166667049 has 4 divisors (see below), whose sum is σ = 4173464836. Its totient is φ = 4159869264.

The previous prime is 4166667047. The next prime is 4166667053. The reversal of 4166667049 is 9407666614.

4166667049 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 220314649 + 3946352400 = 14843^2 + 62820^2 .

It is a cyclic number.

It is not a de Polignac number, because 4166667049 - 2¹ = 4166667047 is a prime.

It is a super-2 number, since 2×4166667049² = 34722228594444736802, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4166666993 and 4166667011.

It is not an unprimeable number, because it can be changed into a prime (4166667047) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3397974 + ... + 3399199.

It is an arithmetic number, because the mean of its divisors is an integer number (1043366209).

Almost surely, 2^4166667049 is an apocalyptic number.

It is an amenable number.

4166667049 is a deficient number, since it is larger than the sum of its proper divisors (6797787).

4166667049 is an equidigital number, since it uses as much as digits as its factorization.

4166667049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6797786.

The product of its (nonzero) digits is 1306368, while the sum is 49.

The square root of 4166667049 is about 64549.7253983315. The cubic root of 4166667049 is about 1609.1490235612.

The spelling of 4166667049 in words is "four billion, one hundred sixty-six million, six hundred sixty-seven thousand, forty-nine".