4533642 has 24 divisors (see below), whose sum is σ = 9986340. Its totient is φ = 1486080.

The previous prime is 4533631. The next prime is 4533643. The reversal of 4533642 is 2463354.

4533642 = 149² + 150² + ... + 256².

It can be written as a sum of positive squares in 2 ways, for example, as 4198401 + 335241 = 2049^2 + 579^2 .

It is not an unprimeable number, because it can be changed into a prime (4533643) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 967 + ... + 3162.

Almost surely, 2^4533642 is an apocalyptic number.

4533642 is an abundant number, since it is smaller than the sum of its proper divisors (5452698).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4533642 is a wasteful number, since it uses less digits than its factorization.

4533642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4198 (or 4195 counting only the distinct ones).

The product of its digits is 8640, while the sum is 27.

The square root of 4533642 is about 2129.2350739174. The cubic root of 4533642 is about 165.5067615581.

Adding to 4533642 its reverse (2463354), we get a palindrome (6996996).

It can be divided in two parts, 453 and 3642, that added together give a triangular number (4095 = T₉₀).

The spelling of 4533642 in words is "four million, five hundred thirty-three thousand, six hundred forty-two".