4540532 has 6 divisors (see below), whose sum is σ = 7945938. Its totient is φ = 2270264.

The previous prime is 4540531. The next prime is 4540541. The reversal of 4540532 is 2350454.

It can be written as a sum of positive squares in only one way, i.e., 3984016 + 556516 = 1996^2 + 746^2 .

It is a junction number, because it is equal to n+sod(n) for n = 4540498 and 4540507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4540531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 567563 + ... + 567570.

It is an arithmetic number, because the mean of its divisors is an integer number (1324323).

Almost surely, 2^4540532 is an apocalyptic number.

It is an amenable number.

4540532 is a deficient number, since it is larger than the sum of its proper divisors (3405406).

4540532 is a wasteful number, since it uses less digits than its factorization.

4540532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1135137 (or 1135135 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 23.

The square root of 4540532 is about 2130.8524115949. The cubic root of 4540532 is about 165.5905620579.

Adding to 4540532 its reverse (2350454), we get a palindrome (6890986).

The spelling of 4540532 in words is "four million, five hundred forty thousand, five hundred thirty-two".