4542446 has 4 divisors (see below), whose sum is σ = 6813672. Its totient is φ = 2271222.

The previous prime is 4542437. The next prime is 4542449. The reversal of 4542446 is 6442454.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4542449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1135610 + ... + 1135613.

It is an arithmetic number, because the mean of its divisors is an integer number (1703418).

Almost surely, 2^4542446 is an apocalyptic number.

4542446 is a deficient number, since it is larger than the sum of its proper divisors (2271226).

4542446 is a wasteful number, since it uses less digits than its factorization.

4542446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2271225.

The product of its digits is 15360, while the sum is 29.

The square root of 4542446 is about 2131.3014803167. The cubic root of 4542446 is about 165.6138262784.

The spelling of 4542446 in words is "four million, five hundred forty-two thousand, four hundred forty-six".