74283397 has 2 divisors, whose sum is σ = 74283398. Its totient is φ = 74283396.

The previous prime is 74283373. The next prime is 74283401. The reversal of 74283397 is 79338247.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 73719396 + 564001 = 8586^2 + 751^2 .

It is a cyclic number.

It is not a de Polignac number, because 74283397 - 2⁷ = 74283269 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (74281397) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37141698 + 37141699.

It is an arithmetic number, because the mean of its divisors is an integer number (37141699).

Almost surely, 2^74283397 is an apocalyptic number.

It is an amenable number.

74283397 is a deficient number, since it is larger than the sum of its proper divisors (1).

74283397 is an equidigital number, since it uses as much as digits as its factorization.

74283397 is an evil number, because the sum of its binary digits is even.

The product of its digits is 254016, while the sum is 43.

The square root of 74283397 is about 8618.7816424365. The cubic root of 74283397 is about 420.3689067906.

The spelling of 74283397 in words is "seventy-four million, two hundred eighty-three thousand, three hundred ninety-seven".