4539650 has 12 divisors (see below), whose sum is σ = 8443842. Its totient is φ = 1815840.

The previous prime is 4539649. The next prime is 4539653. The reversal of 4539650 is 569354.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 1957201 + 2582449 = 1399^2 + 1607^2 .

It is not an unprimeable number, because it can be changed into a prime (4539653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 45347 + ... + 45446.

Almost surely, 2^4539650 is an apocalyptic number.

4539650 is a deficient number, since it is larger than the sum of its proper divisors (3904192).

4539650 is a wasteful number, since it uses less digits than its factorization.

4539650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90805 (or 90800 counting only the distinct ones).

The product of its (nonzero) digits is 16200, while the sum is 32.

The square root of 4539650 is about 2130.6454421137. The cubic root of 4539650 is about 165.5798393545.

The spelling of 4539650 in words is "four million, five hundred thirty-nine thousand, six hundred fifty".