74238023 has 2 divisors, whose sum is σ = 74238024. Its totient is φ = 74238022.

The previous prime is 74237987. The next prime is 74238041. The reversal of 74238023 is 32083247.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 74238023 - 2¹⁰ = 74236999 is a prime.

It is a super-2 number, since 2×74238023² = 11022568117897058, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (74238053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37119011 + 37119012.

It is an arithmetic number, because the mean of its divisors is an integer number (37119012).

Almost surely, 2^74238023 is an apocalyptic number.

74238023 is a deficient number, since it is larger than the sum of its proper divisors (1).

74238023 is an equidigital number, since it uses as much as digits as its factorization.

74238023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8064, while the sum is 29.

The square root of 74238023 is about 8616.1489657503. The cubic root of 74238023 is about 420.2832990396.

The spelling of 74238023 in words is "seventy-four million, two hundred thirty-eight thousand, twenty-three".