4542407 has 2 divisors, whose sum is σ = 4542408. Its totient is φ = 4542406.

The previous prime is 4542389. The next prime is 4542437. The reversal of 4542407 is 7042454.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4542407 is a prime.

It is a super-2 number, since 2×4542407² = 41266922707298, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4542437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2271203 + 2271204.

It is an arithmetic number, because the mean of its divisors is an integer number (2271204).

Almost surely, 2^4542407 is an apocalyptic number.

4542407 is a deficient number, since it is larger than the sum of its proper divisors (1).

4542407 is an equidigital number, since it uses as much as digits as its factorization.

4542407 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4480, while the sum is 26.

The square root of 4542407 is about 2131.2923309579. The cubic root of 4542407 is about 165.6133523077.

The spelling of 4542407 in words is "four million, five hundred forty-two thousand, four hundred seven".