6540052 has 6 divisors (see below), whose sum is σ = 11445098. Its totient is φ = 3270024.

The previous prime is 6540029. The next prime is 6540067. The reversal of 6540052 is 2500456.

It can be written as a sum of positive squares in only one way, i.e., 5740816 + 799236 = 2396^2 + 894^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 817503 + ... + 817510.

Almost surely, 2^6540052 is an apocalyptic number.

It is an amenable number.

6540052 is a deficient number, since it is larger than the sum of its proper divisors (4905046).

6540052 is a wasteful number, since it uses less digits than its factorization.

6540052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1635017 (or 1635015 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 6540052 is about 2557.3525372932. The cubic root of 6540052 is about 187.0080925321.

The spelling of 6540052 in words is "six million, five hundred forty thousand, fifty-two".