76629901 has 2 divisors, whose sum is σ = 76629902. Its totient is φ = 76629900.

The previous prime is 76629893. The next prime is 76629911. The reversal of 76629901 is 10992667.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 64561225 + 12068676 = 8035^2 + 3474^2 .

It is a cyclic number.

It is not a de Polignac number, because 76629901 - 2³ = 76629893 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (76629911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38314950 + 38314951.

It is an arithmetic number, because the mean of its divisors is an integer number (38314951).

Almost surely, 2^76629901 is an apocalyptic number.

It is an amenable number.

76629901 is a deficient number, since it is larger than the sum of its proper divisors (1).

76629901 is an equidigital number, since it uses as much as digits as its factorization.

76629901 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 40824, while the sum is 40.

The square root of 76629901 is about 8753.8506384334. The cubic root of 76629901 is about 424.7493811917.

The spelling of 76629901 in words is "seventy-six million, six hundred twenty-nine thousand, nine hundred one".