4578073 has 4 divisors (see below), whose sum is σ = 4585680. Its totient is φ = 4570468.

The previous prime is 4578059. The next prime is 4578097. The reversal of 4578073 is 3708754.

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 4578073 - 2⁹ = 4577561 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4578023) 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, 2815 + ... + 4132.

It is an arithmetic number, because the mean of its divisors is an integer number (1146420).

Almost surely, 2^4578073 is an apocalyptic number.

It is an amenable number.

4578073 is a deficient number, since it is larger than the sum of its proper divisors (7607).

4578073 is an equidigital number, since it uses as much as digits as its factorization.

4578073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7606.

The product of its (nonzero) digits is 23520, while the sum is 34.

The square root of 4578073 is about 2139.6431945537. The cubic root of 4578073 is about 166.0456762099.

The spelling of 4578073 in words is "four million, five hundred seventy-eight thousand, seventy-three".