52540606 has 4 divisors (see below), whose sum is σ = 78810912. Its totient is φ = 26270302.

The previous prime is 52540603. The next prime is 52540613. The reversal of 52540606 is 60604525.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52540603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13135150 + ... + 13135153.

It is an arithmetic number, because the mean of its divisors is an integer number (19702728).

Almost surely, 2^52540606 is an apocalyptic number.

52540606 is a deficient number, since it is larger than the sum of its proper divisors (26270306).

52540606 is a wasteful number, since it uses less digits than its factorization.

52540606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26270305.

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 52540606 is about 7248.4899116988. The cubic root of 52540606 is about 374.5401319913.

The spelling of 52540606 in words is "fifty-two million, five hundred forty thousand, six hundred six".