76726501 has 2 divisors, whose sum is σ = 76726502. Its totient is φ = 76726500.

The previous prime is 76726487. The next prime is 76726511. The reversal of 76726501 is 10562767.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 73017025 + 3709476 = 8545^2 + 1926^2 .

It is a cyclic number.

It is not a de Polignac number, because 76726501 - 2⁵ = 76726469 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (76726511) 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, 38363250 + 38363251.

It is an arithmetic number, because the mean of its divisors is an integer number (38363251).

Almost surely, 2^76726501 is an apocalyptic number.

It is an amenable number.

76726501 is a deficient number, since it is larger than the sum of its proper divisors (1).

76726501 is an equidigital number, since it uses as much as digits as its factorization.

76726501 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17640, while the sum is 34.

The square root of 76726501 is about 8759.3664725253. The cubic root of 76726501 is about 424.9277865772.

The spelling of 76726501 in words is "seventy-six million, seven hundred twenty-six thousand, five hundred one".