76552061 has 2 divisors, whose sum is σ = 76552062. Its totient is φ = 76552060.

The previous prime is 76552057. The next prime is 76552067. The reversal of 76552061 is 16025567.

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., 66748900 + 9803161 = 8170^2 + 3131^2 .

It is a cyclic number.

It is not a de Polignac number, because 76552061 - 2² = 76552057 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (76552067) 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, 38276030 + 38276031.

It is an arithmetic number, because the mean of its divisors is an integer number (38276031).

Almost surely, 2^76552061 is an apocalyptic number.

It is an amenable number.

76552061 is a deficient number, since it is larger than the sum of its proper divisors (1).

76552061 is an equidigital number, since it uses as much as digits as its factorization.

76552061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12600, while the sum is 32.

The square root of 76552061 is about 8749.4034653798. The cubic root of 76552061 is about 424.6055135344.

The spelling of 76552061 in words is "seventy-six million, five hundred fifty-two thousand, sixty-one".