76828783 has 2 divisors, whose sum is σ = 76828784. Its totient is φ = 76828782.

The previous prime is 76828751. The next prime is 76828811. The reversal of 76828783 is 38782867.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 76828783 - 2⁵ = 76828751 is a prime.

It is a super-2 number, since 2×76828783² = 11805323794522178, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (76828733) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38414391 + 38414392.

It is an arithmetic number, because the mean of its divisors is an integer number (38414392).

Almost surely, 2^76828783 is an apocalyptic number.

76828783 is a deficient number, since it is larger than the sum of its proper divisors (1).

76828783 is an equidigital number, since it uses as much as digits as its factorization.

76828783 is an evil number, because the sum of its binary digits is even.

The product of its digits is 903168, while the sum is 49.

The square root of 76828783 is about 8765.2029639935. The cubic root of 76828783 is about 425.1165226059.

The spelling of 76828783 in words is "seventy-six million, eight hundred twenty-eight thousand, seven hundred eighty-three".