74673252 has 60 divisors (see below), whose sum is σ = 200518780. Its totient is φ = 24214464.

The previous prime is 74673223. The next prime is 74673281. The reversal of 74673252 is 25237647.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (74673223) and next prime (74673281).

It can be written as a sum of positive squares in 2 ways, for example, as 53934336 + 20738916 = 7344^2 + 4554^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

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 19 ways as a sum of consecutive naturals, for example, 8874 + ... + 15102.

Almost surely, 2^74673252 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 74673252, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (100259390).

74673252 is an abundant number, since it is smaller than the sum of its proper divisors (125845528).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

74673252 is a wasteful number, since it uses less digits than its factorization.

74673252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6282 (or 6271 counting only the distinct ones).

The product of its digits is 70560, while the sum is 36.

The square root of 74673252 is about 8641.3686415984. The cubic root of 74673252 is about 421.1030190433.

The spelling of 74673252 in words is "seventy-four million, six hundred seventy-three thousand, two hundred fifty-two".