4206149 has 8 divisors (see below), whose sum is σ = 4340952. Its totient is φ = 4072960.

The previous prime is 4206127. The next prime is 4206151. The reversal of 4206149 is 9416024.

It can be written as a sum of positive squares in 4 ways, for example, as 664225 + 3541924 = 815^2 + 1882^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 4206149 - 2²⁰ = 3157573 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4206109) 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, 6797 + ... + 7389.

It is an arithmetic number, because the mean of its divisors is an integer number (542619).

Almost surely, 2^4206149 is an apocalyptic number.

It is an amenable number.

4206149 is a deficient number, since it is larger than the sum of its proper divisors (134803).

4206149 is a wasteful number, since it uses less digits than its factorization.

4206149 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 807.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 4206149 is about 2050.8898068887. The cubic root of 4206149 is about 161.4215640873.

The spelling of 4206149 in words is "four million, two hundred six thousand, one hundred forty-nine".