76116949 has 2 divisors, whose sum is σ = 76116950. Its totient is φ = 76116948.

The previous prime is 76116941. The next prime is 76116977. The reversal of 76116949 is 94961167.

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., 53144100 + 22972849 = 7290^2 + 4793^2 .

It is a cyclic number.

It is not a de Polignac number, because 76116949 - 2³ = 76116941 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (76116941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38058474 + 38058475.

It is an arithmetic number, because the mean of its divisors is an integer number (38058475).

Almost surely, 2^76116949 is an apocalyptic number.

It is an amenable number.

76116949 is a deficient number, since it is larger than the sum of its proper divisors (1).

76116949 is an equidigital number, since it uses as much as digits as its factorization.

76116949 is an evil number, because the sum of its binary digits is even.

The product of its digits is 81648, while the sum is 43.

The square root of 76116949 is about 8724.5027938559. The cubic root of 76116949 is about 423.7995169581.

The spelling of 76116949 in words is "seventy-six million, one hundred sixteen thousand, nine hundred forty-nine".