4542045 has 16 divisors (see below), whose sum is σ = 7650240. Its totient is φ = 2294784.

The previous prime is 4542029. The next prime is 4542049. The reversal of 4542045 is 5402454.

It is not a de Polignac number, because 4542045 - 2⁴ = 4542029 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4542049) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7684 + ... + 8253.

It is an arithmetic number, because the mean of its divisors is an integer number (478140).

Almost surely, 2^4542045 is an apocalyptic number.

It is an amenable number.

4542045 is a deficient number, since it is larger than the sum of its proper divisors (3108195).

4542045 is a wasteful number, since it uses less digits than its factorization.

4542045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15964.

The product of its (nonzero) digits is 3200, while the sum is 24.

The square root of 4542045 is about 2131.2074042664. The cubic root of 4542045 is about 165.6089527588.

Adding to 4542045 its reverse (5402454), we get a palindrome (9944499).

The spelling of 4542045 in words is "four million, five hundred forty-two thousand, forty-five".