4674918921 has 4 divisors (see below), whose sum is σ = 6233225232. Its totient is φ = 3116612612.

The previous prime is 4674918881. The next prime is 4674918923. The reversal of 4674918921 is 1298194764.

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 4674918921 - 2¹⁹ = 4674394633 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4674918923) 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, 779153151 + ... + 779153156.

It is an arithmetic number, because the mean of its divisors is an integer number (1558306308).

Almost surely, 2^4674918921 is an apocalyptic number.

It is an amenable number.

4674918921 is a deficient number, since it is larger than the sum of its proper divisors (1558306311).

4674918921 is a wasteful number, since it uses less digits than its factorization.

4674918921 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1558306310.

The product of its digits is 870912, while the sum is 51.

The square root of 4674918921 is about 68373.3787449472. The cubic root of 4674918921 is about 1672.0837556437.

The spelling of 4674918921 in words is "four billion, six hundred seventy-four million, nine hundred eighteen thousand, nine hundred twenty-one".