4572406 has 4 divisors (see below), whose sum is σ = 6858612. Its totient is φ = 2286202.

The previous prime is 4572391. The next prime is 4572427. The reversal of 4572406 is 6042754.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6042754 = 2 ⋅3021377.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1143100 + ... + 1143103.

It is an arithmetic number, because the mean of its divisors is an integer number (1714653).

Almost surely, 2^4572406 is an apocalyptic number.

4572406 is a deficient number, since it is larger than the sum of its proper divisors (2286206).

4572406 is a wasteful number, since it uses less digits than its factorization.

4572406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2286205.

The product of its (nonzero) digits is 6720, while the sum is 28.

The square root of 4572406 is about 2138.3184982598. The cubic root of 4572406 is about 165.9771343160.

The spelling of 4572406 in words is "four million, five hundred seventy-two thousand, four hundred six".