76380251 has 2 divisors, whose sum is σ = 76380252. Its totient is φ = 76380250.

The previous prime is 76380223. The next prime is 76380277. The reversal of 76380251 is 15208367.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (15208367) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-76380251 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (76380211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38190125 + 38190126.

It is an arithmetic number, because the mean of its divisors is an integer number (38190126).

Almost surely, 2^76380251 is an apocalyptic number.

76380251 is a deficient number, since it is larger than the sum of its proper divisors (1).

76380251 is an equidigital number, since it uses as much as digits as its factorization.

76380251 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10080, while the sum is 32.

The square root of 76380251 is about 8739.5795665467. The cubic root of 76380251 is about 424.2876204265.

The spelling of 76380251 in words is "seventy-six million, three hundred eighty thousand, two hundred fifty-one".