74746319 has 2 divisors, whose sum is σ = 74746320. Its totient is φ = 74746318.

The previous prime is 74746291. The next prime is 74746387. The reversal of 74746319 is 91364747.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 74746319 - 2¹² = 74742223 is a prime.

It is a super-2 number, since 2×74746319² = 11174024408099522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (74746219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37373159 + 37373160.

It is an arithmetic number, because the mean of its divisors is an integer number (37373160).

Almost surely, 2^74746319 is an apocalyptic number.

74746319 is a deficient number, since it is larger than the sum of its proper divisors (1).

74746319 is an equidigital number, since it uses as much as digits as its factorization.

74746319 is an evil number, because the sum of its binary digits is even.

The product of its digits is 127008, while the sum is 41.

The square root of 74746319 is about 8645.5953525480. The cubic root of 74746319 is about 421.2403225770.

The spelling of 74746319 in words is "seventy-four million, seven hundred forty-six thousand, three hundred nineteen".