74294250 has 64 divisors (see below), whose sum is σ = 196380288. Its totient is φ = 18643200.

The previous prime is 74294221. The next prime is 74294257. The reversal of 74294250 is 5249247.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (74294257) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9837 + ... + 15663.

It is an arithmetic number, because the mean of its divisors is an integer number (3068442).

Almost surely, 2^74294250 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 74294250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (98190144).

74294250 is an abundant number, since it is smaller than the sum of its proper divisors (122086038).

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

74294250 is a wasteful number, since it uses less digits than its factorization.

74294250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5864 (or 5854 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 33.

The square root of 74294250 is about 8619.4112327931. The cubic root of 74294250 is about 420.3893781286.

The spelling of 74294250 in words is "seventy-four million, two hundred ninety-four thousand, two hundred fifty".