4540052 has 12 divisors (see below), whose sum is σ = 8667456. Its totient is φ = 2063640.

The previous prime is 4540049. The next prime is 4540061. The reversal of 4540052 is 2500454.

It is a happy number.

It is a super-2 number, since 2×4540052² = 41224144325408, which contains 22 as substring.

It is a hoax number, since the sum of its digits (20) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51548 + ... + 51635.

It is an arithmetic number, because the mean of its divisors is an integer number (722288).

Almost surely, 2^4540052 is an apocalyptic number.

It is an amenable number.

4540052 is a deficient number, since it is larger than the sum of its proper divisors (4127404).

4540052 is a wasteful number, since it uses less digits than its factorization.

4540052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103198 (or 103196 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 20.

The square root of 4540052 is about 2130.7397776359. The cubic root of 4540052 is about 165.5847267453.

The spelling of 4540052 in words is "four million, five hundred forty thousand, fifty-two".