74067533 has 4 divisors (see below), whose sum is σ = 74093568. Its totient is φ = 74041500.

The previous prime is 74067527. The next prime is 74067563. The reversal of 74067533 is 33576047.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 33576047 = 61 ⋅550427.

It is a cyclic number.

It is not a de Polignac number, because 74067533 - 2⁴ = 74067517 is a prime.

It is a super-3 number, since 3×74067533³ (a number of 25 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 74067493 and 74067502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74067503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8141 + ... + 14642.

It is an arithmetic number, because the mean of its divisors is an integer number (18523392).

Almost surely, 2^74067533 is an apocalyptic number.

It is an amenable number.

74067533 is a deficient number, since it is larger than the sum of its proper divisors (26035).

74067533 is a wasteful number, since it uses less digits than its factorization.

74067533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26034.

The product of its (nonzero) digits is 52920, while the sum is 35.

The square root of 74067533 is about 8606.2496477850. The cubic root of 74067533 is about 419.9613210790.

The spelling of 74067533 in words is "seventy-four million, sixty-seven thousand, five hundred thirty-three".