76744033 has 2 divisors, whose sum is σ = 76744034. Its totient is φ = 76744032.

The previous prime is 76744013. The next prime is 76744037. The reversal of 76744033 is 33044767.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 56205009 + 20539024 = 7497^2 + 4532^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-76744033 is a prime.

It is a super-2 number, since 2×76744033² = 11779293202210178, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 76744033.

It is not a weakly prime, because it can be changed into another prime (76744037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38372016 + 38372017.

It is an arithmetic number, because the mean of its divisors is an integer number (38372017).

Almost surely, 2^76744033 is an apocalyptic number.

It is an amenable number.

76744033 is a deficient number, since it is larger than the sum of its proper divisors (1).

76744033 is an equidigital number, since it uses as much as digits as its factorization.

76744033 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 42336, while the sum is 34.

The square root of 76744033 is about 8760.3671726703. The cubic root of 76744033 is about 424.9601494353.

The spelling of 76744033 in words is "seventy-six million, seven hundred forty-four thousand, thirty-three".