4149473 has 4 divisors (see below), whose sum is σ = 4186308. Its totient is φ = 4112640.

The previous prime is 4149469. The next prime is 4149493. The reversal of 4149473 is 3749414.

It is a happy number.

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 20449 + 4129024 = 143^2 + 2032^2 .

It is a cyclic number.

It is not a de Polignac number, because 4149473 - 2² = 4149469 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4149413) 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, 18248 + ... + 18473.

It is an arithmetic number, because the mean of its divisors is an integer number (1046577).

Almost surely, 2^4149473 is an apocalyptic number.

It is an amenable number.

4149473 is a deficient number, since it is larger than the sum of its proper divisors (36835).

4149473 is a wasteful number, since it uses less digits than its factorization.

4149473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36834.

The product of its digits is 12096, while the sum is 32.

The square root of 4149473 is about 2037.0255275769. The cubic root of 4149473 is about 160.6932549177.

The spelling of 4149473 in words is "four million, one hundred forty-nine thousand, four hundred seventy-three".