4467945 has 32 divisors (see below), whose sum is σ = 7678080. Its totient is φ = 2211840.

The previous prime is 4467929. The next prime is 4467949. The reversal of 4467945 is 5497644.

It is a happy number.

It is not a de Polignac number, because 4467945 - 2⁴ = 4467929 is a prime.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (4467949) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 17257 + ... + 17513.

It is an arithmetic number, because the mean of its divisors is an integer number (239940).

Almost surely, 2^4467945 is an apocalyptic number.

It is an amenable number.

4467945 is a deficient number, since it is larger than the sum of its proper divisors (3210135).

4467945 is a wasteful number, since it uses less digits than its factorization.

4467945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 345.

The product of its digits is 120960, while the sum is 39.

The square root of 4467945 is about 2113.7514044939. The cubic root of 4467945 is about 164.7034157919.

The spelling of 4467945 in words is "four million, four hundred sixty-seven thousand, nine hundred forty-five".