4651849 has 4 divisors (see below), whose sum is σ = 4717440. Its totient is φ = 4586260.

The previous prime is 4651841. The next prime is 4651859. The reversal of 4651849 is 9481564.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4651849 - 2³ = 4651841 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4651841) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32689 + ... + 32830.

It is an arithmetic number, because the mean of its divisors is an integer number (1179360).

Almost surely, 2^4651849 is an apocalyptic number.

It is an amenable number.

4651849 is a deficient number, since it is larger than the sum of its proper divisors (65591).

4651849 is an equidigital number, since it uses as much as digits as its factorization.

4651849 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65590.

The product of its digits is 34560, while the sum is 37.

The square root of 4651849 is about 2156.8145492833. The cubic root of 4651849 is about 166.9328736877.

The spelling of 4651849 in words is "four million, six hundred fifty-one thousand, eight hundred forty-nine".