74573352 has 256 divisors, whose sum is σ = 256819200. Its totient is φ = 19595520.

The previous prime is 74573351. The next prime is 74573357. The reversal of 74573352 is 25337547.

It is a super-2 number, since 2×74573352² = 11122369657031808, which contains 22 as substring.

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

It is a zygodrome in base 6.

It is not an unprimeable number, because it can be changed into a prime (74573351) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1734243 + ... + 1734285.

It is an arithmetic number, because the mean of its divisors is an integer number (1003200).

Almost surely, 2^74573352 is an apocalyptic number.

74573352 is a gapful number since it is divisible by the number (72) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 74573352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (128409600).

74573352 is an abundant number, since it is smaller than the sum of its proper divisors (182245848).

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

74573352 is a wasteful number, since it uses less digits than its factorization.

74573352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133 (or 123 counting only the distinct ones).

The product of its digits is 88200, while the sum is 36.

The square root of 74573352 is about 8635.5863726790. The cubic root of 74573352 is about 420.9151473738.

The spelling of 74573352 in words is "seventy-four million, five hundred seventy-three thousand, three hundred fifty-two".