4421977 has 4 divisors (see below), whose sum is σ = 5053696. Its totient is φ = 3790260.

The previous prime is 4421971. The next prime is 4421987. The reversal of 4421977 is 7791244.

4421977 is digitally balanced in base 8, because in such base it contains all the possibile digits an equal number of times.

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 4421977 - 2⁷ = 4421849 is a prime.

It is a Duffinian number.

4421977 is strictly pandigital in base 8.

It is a nialpdrome in base 13.

It is not an unprimeable number, because it can be changed into a prime (4421971) 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, 315849 + ... + 315862.

It is an arithmetic number, because the mean of its divisors is an integer number (1263424).

Almost surely, 2^4421977 is an apocalyptic number.

It is an amenable number.

4421977 is a deficient number, since it is larger than the sum of its proper divisors (631719).

4421977 is an equidigital number, since it uses as much as digits as its factorization.

4421977 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 631718.

The product of its digits is 14112, while the sum is 34.

The square root of 4421977 is about 2102.8497331003. The cubic root of 4421977 is about 164.1366227183.

The spelling of 4421977 in words is "four million, four hundred twenty-one thousand, nine hundred seventy-seven".