74312023 has 2 divisors, whose sum is σ = 74312024. Its totient is φ = 74312022.

The previous prime is 74312009. The next prime is 74312033. The reversal of 74312023 is 32021347.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-74312023 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 74311985 and 74312003.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (74312033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37156011 + 37156012.

It is an arithmetic number, because the mean of its divisors is an integer number (37156012).

Almost surely, 2^74312023 is an apocalyptic number.

74312023 is a deficient number, since it is larger than the sum of its proper divisors (1).

74312023 is an equidigital number, since it uses as much as digits as its factorization.

74312023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1008, while the sum is 22.

The square root of 74312023 is about 8620.4421580334. The cubic root of 74312023 is about 420.4228979263.

The spelling of 74312023 in words is "seventy-four million, three hundred twelve thousand, twenty-three".