74221703 has 2 divisors, whose sum is σ = 74221704. Its totient is φ = 74221702.

The previous prime is 74221699. The next prime is 74221717. The reversal of 74221703 is 30712247.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 74221703 - 2² = 74221699 is a prime.

It is a super-2 number, since 2×74221703² = 11017722392440418, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (74221723) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37110851 + 37110852.

It is an arithmetic number, because the mean of its divisors is an integer number (37110852).

Almost surely, 2^74221703 is an apocalyptic number.

74221703 is a deficient number, since it is larger than the sum of its proper divisors (1).

74221703 is an equidigital number, since it uses as much as digits as its factorization.

74221703 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2352, while the sum is 26.

The square root of 74221703 is about 8615.2018548610. The cubic root of 74221703 is about 420.2524993414.

The spelling of 74221703 in words is "seventy-four million, two hundred twenty-one thousand, seven hundred three".