4749409 has 16 divisors (see below), whose sum is σ = 5816448. Its totient is φ = 3785472.

The previous prime is 4749391. The next prime is 4749421. The reversal of 4749409 is 9049474.

It is a cyclic number.

It is not a de Polignac number, because 4749409 - 2⁵ = 4749377 is a prime.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (4749499) 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, 12547 + ... + 12919.

It is an arithmetic number, because the mean of its divisors is an integer number (363528).

Almost surely, 2^4749409 is an apocalyptic number.

It is an amenable number.

4749409 is a deficient number, since it is larger than the sum of its proper divisors (1067039).

4749409 is a wasteful number, since it uses less digits than its factorization.

4749409 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 504.

The product of its (nonzero) digits is 36288, while the sum is 37.

The square root of 4749409 is about 2179.3138828540. The cubic root of 4749409 is about 168.0917983755.

The spelling of 4749409 in words is "four million, seven hundred forty-nine thousand, four hundred nine".