4791869 has 4 divisors (see below), whose sum is σ = 4838496. Its totient is φ = 4745244.

The previous prime is 4791863. The next prime is 4791881. The reversal of 4791869 is 9681974.

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 a de Polignac number, because none of the positive numbers 2^k-4791869 is a prime.

It is a super-2 number, since 2×4791869² = 45924017026322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4791863) 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, 23159 + ... + 23364.

It is an arithmetic number, because the mean of its divisors is an integer number (1209624).

Almost surely, 2^4791869 is an apocalyptic number.

It is an amenable number.

4791869 is a deficient number, since it is larger than the sum of its proper divisors (46627).

4791869 is a wasteful number, since it uses less digits than its factorization.

4791869 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46626.

The product of its digits is 108864, while the sum is 44.

The square root of 4791869 is about 2189.0338051296. The cubic root of 4791869 is about 168.5912299074.

The spelling of 4791869 in words is "four million, seven hundred ninety-one thousand, eight hundred sixty-nine".