74452853 has 4 divisors (see below), whose sum is σ = 74762028. Its totient is φ = 74143680.

The previous prime is 74452837. The next prime is 74452897. The reversal of 74452853 is 35825447.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 27899524 + 46553329 = 5282^2 + 6823^2 .

It is a cyclic number.

It is not a de Polignac number, because 74452853 - 2⁴ = 74452837 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74452753) 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, 154226 + ... + 154707.

It is an arithmetic number, because the mean of its divisors is an integer number (18690507).

Almost surely, 2^74452853 is an apocalyptic number.

It is an amenable number.

74452853 is a deficient number, since it is larger than the sum of its proper divisors (309175).

74452853 is a wasteful number, since it uses less digits than its factorization.

74452853 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 309174.

The product of its digits is 134400, while the sum is 38.

The square root of 74452853 is about 8628.6066662005. The cubic root of 74452853 is about 420.6883139004.

The spelling of 74452853 in words is "seventy-four million, four hundred fifty-two thousand, eight hundred fifty-three".