4542002 has 4 divisors (see below), whose sum is σ = 6813006. Its totient is φ = 2271000.

The previous prime is 4542001. The next prime is 4542011. The reversal of 4542002 is 2002454.

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

It can be written as a sum of positive squares in only one way, i.e., 4541161 + 841 = 2131^2 + 29^2 .

It is not an unprimeable number, because it can be changed into a prime (4542001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1135499 + ... + 1135502.

Almost surely, 2^4542002 is an apocalyptic number.

4542002 is a deficient number, since it is larger than the sum of its proper divisors (2271004).

4542002 is a wasteful number, since it uses less digits than its factorization.

4542002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2271003.

The product of its (nonzero) digits is 320, while the sum is 17.

The square root of 4542002 is about 2131.1973160644. The cubic root of 4542002 is about 165.6084301449.

Adding to 4542002 its reverse (2002454), we get a palindrome (6544456).

The spelling of 4542002 in words is "four million, five hundred forty-two thousand, two".