76214609 has 2 divisors, whose sum is σ = 76214610. Its totient is φ = 76214608.

The previous prime is 76214603. The next prime is 76214627. The reversal of 76214609 is 90641267.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 53699584 + 22515025 = 7328^2 + 4745^2 .

It is a cyclic number.

It is not a de Polignac number, because 76214609 - 2²⁴ = 59437393 is a prime.

It is not a weakly prime, because it can be changed into another prime (76214603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38107304 + 38107305.

It is an arithmetic number, because the mean of its divisors is an integer number (38107305).

Almost surely, 2^76214609 is an apocalyptic number.

It is an amenable number.

76214609 is a deficient number, since it is larger than the sum of its proper divisors (1).

76214609 is an equidigital number, since it uses as much as digits as its factorization.

76214609 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18144, while the sum is 35.

The square root of 76214609 is about 8730.0978803218. The cubic root of 76214609 is about 423.9806880518.

The spelling of 76214609 in words is "seventy-six million, two hundred fourteen thousand, six hundred nine".