76237261 has 2 divisors, whose sum is σ = 76237262. Its totient is φ = 76237260.

The previous prime is 76237229. The next prime is 76237303. The reversal of 76237261 is 16273267.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 65707236 + 10530025 = 8106^2 + 3245^2 .

It is a cyclic number.

It is not a de Polignac number, because 76237261 - 2⁵ = 76237229 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (76237661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38118630 + 38118631.

It is an arithmetic number, because the mean of its divisors is an integer number (38118631).

Almost surely, 2^76237261 is an apocalyptic number.

It is an amenable number.

76237261 is a deficient number, since it is larger than the sum of its proper divisors (1).

76237261 is an equidigital number, since it uses as much as digits as its factorization.

76237261 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 21168, while the sum is 34.

The square root of 76237261 is about 8731.3951347995. The cubic root of 76237261 is about 424.0226881327.

It can be divided in two parts, 7623 and 7261, that added together give a square (14884 = 122²).

The spelling of 76237261 in words is "seventy-six million, two hundred thirty-seven thousand, two hundred sixty-one".