74501233 has 2 divisors, whose sum is σ = 74501234. Its totient is φ = 74501232.

The previous prime is 74501221. The next prime is 74501243. The reversal of 74501233 is 33210547.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 49730704 + 24770529 = 7052^2 + 4977^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-74501233 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 74501198 and 74501207.

It is not a weakly prime, because it can be changed into another prime (74501243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37250616 + 37250617.

It is an arithmetic number, because the mean of its divisors is an integer number (37250617).

Almost surely, 2^74501233 is an apocalyptic number.

It is an amenable number.

74501233 is a deficient number, since it is larger than the sum of its proper divisors (1).

74501233 is an equidigital number, since it uses as much as digits as its factorization.

74501233 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2520, while the sum is 25.

The square root of 74501233 is about 8631.4096762927. The cubic root of 74501233 is about 420.7794162688.

The spelling of 74501233 in words is "seventy-four million, five hundred one thousand, two hundred thirty-three".