52761739 has 2 divisors, whose sum is σ = 52761740. Its totient is φ = 52761738.

The previous prime is 52761679. The next prime is 52761757. The reversal of 52761739 is 93716725.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 52761739 - 2¹¹ = 52759691 is a prime.

It is a super-2 number, since 2×52761739² = 5567602204608242, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (52761799) 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 as a sum of consecutive naturals, namely, 26380869 + 26380870.

It is an arithmetic number, because the mean of its divisors is an integer number (26380870).

Almost surely, 2^52761739 is an apocalyptic number.

52761739 is a deficient number, since it is larger than the sum of its proper divisors (1).

52761739 is an equidigital number, since it uses as much as digits as its factorization.

52761739 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 79380, while the sum is 40.

The square root of 52761739 is about 7263.7276242987. The cubic root of 52761739 is about 375.0648515989.

The spelling of 52761739 in words is "fifty-two million, seven hundred sixty-one thousand, seven hundred thirty-nine".