76748933 has 2 divisors, whose sum is σ = 76748934. Its totient is φ = 76748932.

The previous prime is 76748899. The next prime is 76748981. The reversal of 76748933 is 33984767.

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., 53919649 + 22829284 = 7343^2 + 4778^2 .

It is a cyclic number.

It is not a de Polignac number, because 76748933 - 2⁶ = 76748869 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (76748983) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38374466 + 38374467.

It is an arithmetic number, because the mean of its divisors is an integer number (38374467).

Almost surely, 2^76748933 is an apocalyptic number.

It is an amenable number.

76748933 is a deficient number, since it is larger than the sum of its proper divisors (1).

76748933 is an equidigital number, since it uses as much as digits as its factorization.

76748933 is an evil number, because the sum of its binary digits is even.

The product of its digits is 762048, while the sum is 47.

The square root of 76748933 is about 8760.6468368494. The cubic root of 76748933 is about 424.9691936148.

The spelling of 76748933 in words is "seventy-six million, seven hundred forty-eight thousand, nine hundred thirty-three".