74425000 has 96 divisors (see below), whose sum is σ = 188659800. Its totient is φ = 27360000.

The previous prime is 74424989. The next prime is 74425003. The reversal of 74425000 is 52447.

It can be written as a sum of positive squares in 12 ways, for example, as 29615364 + 44809636 = 5442^2 + 6694^2 .

It is not an unprimeable number, because it can be changed into a prime (74425003) 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 23 ways as a sum of consecutive naturals, for example, 324886 + ... + 325114.

Almost surely, 2^74425000 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 74425000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (94329900).

74425000 is an abundant number, since it is smaller than the sum of its proper divisors (114234800).

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

74425000 is a wasteful number, since it uses less digits than its factorization.

74425000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 273 (or 249 counting only the distinct ones).

The product of its (nonzero) digits is 1120, while the sum is 22.

The square root of 74425000 is about 8626.9925234696. The cubic root of 74425000 is about 420.6358471710.

Adding to 74425000 its reverse (52447), we get a palindrome (74477447).

It can be divided in two parts, 7442 and 5000, that multiplied together give a square (37210000 = 6100²).

The spelling of 74425000 in words is "seventy-four million, four hundred twenty-five thousand".