4421534 has 16 divisors (see below), whose sum is σ = 7191072. Its totient is φ = 2026848.

The previous prime is 4421533. The next prime is 4421539. The reversal of 4421534 is 4351244.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4421533) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4007 + ... + 4989.

It is an arithmetic number, because the mean of its divisors is an integer number (449442).

Almost surely, 2^4421534 is an apocalyptic number.

4421534 is a deficient number, since it is larger than the sum of its proper divisors (2769538).

4421534 is a wasteful number, since it uses less digits than its factorization.

4421534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1171.

The product of its digits is 1920, while the sum is 23.

The square root of 4421534 is about 2102.7443972105. The cubic root of 4421534 is about 164.1311413878.

Adding to 4421534 its reverse (4351244), we get a palindrome (8772778).

The spelling of 4421534 in words is "four million, four hundred twenty-one thousand, five hundred thirty-four".