74955233 has 2 divisors, whose sum is σ = 74955234. Its totient is φ = 74955232.

The previous prime is 74955211. The next prime is 74955239. The reversal of 74955233 is 33255947.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 68442529 + 6512704 = 8273^2 + 2552^2 .

It is a cyclic number.

It is not a de Polignac number, because 74955233 - 2¹² = 74951137 is a prime.

It is equal to p_4391858 and since 74955233 and 4391858 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (74955239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37477616 + 37477617.

It is an arithmetic number, because the mean of its divisors is an integer number (37477617).

Almost surely, 2^74955233 is an apocalyptic number.

It is an amenable number.

74955233 is a deficient number, since it is larger than the sum of its proper divisors (1).

74955233 is an equidigital number, since it uses as much as digits as its factorization.

74955233 is an evil number, because the sum of its binary digits is even.

The product of its digits is 113400, while the sum is 38.

The square root of 74955233 is about 8657.6690280930. The cubic root of 74955233 is about 421.6324093951.

The spelling of 74955233 in words is "seventy-four million, nine hundred fifty-five thousand, two hundred thirty-three".