52740938 has 8 divisors (see below), whose sum is σ = 79585632. Its totient is φ = 26212396.

The previous prime is 52740931. The next prime is 52740949. The reversal of 52740938 is 83904725.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×52740938² = 5563213082239688, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (52740931) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 78620 + ... + 79287.

It is an arithmetic number, because the mean of its divisors is an integer number (9948204).

Almost surely, 2^52740938 is an apocalyptic number.

52740938 is a deficient number, since it is larger than the sum of its proper divisors (26844694).

52740938 is a wasteful number, since it uses less digits than its factorization.

52740938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158076.

The product of its (nonzero) digits is 60480, while the sum is 38.

The square root of 52740938 is about 7262.2956425637. The cubic root of 52740938 is about 375.0155560954.

The spelling of 52740938 in words is "fifty-two million, seven hundred forty thousand, nine hundred thirty-eight".