74213283 has 8 divisors (see below), whose sum is σ = 99118096. Its totient is φ = 49392000.

The previous prime is 74213281. The next prime is 74213317. The reversal of 74213283 is 38231247.

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

It is not a de Polignac number, because 74213283 - 2¹ = 74213281 is a prime.

It is a super-2 number, since 2×74213283² = 11015222747276178, which contains 22 as substring.

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 74213283.

It is not an unprimeable number, because it can be changed into a prime (74213281) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18778 + ... + 22383.

It is an arithmetic number, because the mean of its divisors is an integer number (12389762).

Almost surely, 2^74213283 is an apocalyptic number.

74213283 is a deficient number, since it is larger than the sum of its proper divisors (24904813).

74213283 is a wasteful number, since it uses less digits than its factorization.

74213283 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41765.

The product of its digits is 8064, while the sum is 30.

The square root of 74213283 is about 8614.7131699204. The cubic root of 74213283 is about 420.2366070452.

The spelling of 74213283 in words is "seventy-four million, two hundred thirteen thousand, two hundred eighty-three".