74022393 has 8 divisors (see below), whose sum is σ = 100991968. Its totient is φ = 48200544.

The previous prime is 74022391. The next prime is 74022409. The reversal of 74022393 is 39322047.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 74022393 - 2¹ = 74022391 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 74022393.

It is not an unprimeable number, because it can be changed into a prime (74022391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 286780 + ... + 287037.

It is an arithmetic number, because the mean of its divisors is an integer number (12623996).

Almost surely, 2^74022393 is an apocalyptic number.

It is an amenable number.

74022393 is a deficient number, since it is larger than the sum of its proper divisors (26969575).

74022393 is a wasteful number, since it uses less digits than its factorization.

74022393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 573863.

The product of its (nonzero) digits is 9072, while the sum is 30.

The square root of 74022393 is about 8603.6267352786. The cubic root of 74022393 is about 419.8759894650.

The spelling of 74022393 in words is "seventy-four million, twenty-two thousand, three hundred ninety-three".