74552573 has 4 divisors (see below), whose sum is σ = 74637888. Its totient is φ = 74467260.

The previous prime is 74552567. The next prime is 74552581. The reversal of 74552573 is 37525547.

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.

It is a cyclic number.

It is not a de Polignac number, because 74552573 - 2⁴ = 74552557 is a prime.

It is a super-2 number, since 2×74552573² = 11116172281840658, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74552593) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41333 + ... + 43098.

It is an arithmetic number, because the mean of its divisors is an integer number (18659472).

Almost surely, 2^74552573 is an apocalyptic number.

It is an amenable number.

74552573 is a deficient number, since it is larger than the sum of its proper divisors (85315).

74552573 is an equidigital number, since it uses as much as digits as its factorization.

74552573 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85314.

The product of its digits is 147000, while the sum is 38.

The square root of 74552573 is about 8634.3831858448. The cubic root of 74552573 is about 420.8760493668.

The spelling of 74552573 in words is "seventy-four million, five hundred fifty-two thousand, five hundred seventy-three".