40898250 has 128 divisors (see below), whose sum is σ = 116363520. Its totient is φ = 10627200.

The previous prime is 40898239. The next prime is 40898251. The reversal of 40898250 is 5289804.

It is not an unprimeable number, because it can be changed into a prime (40898251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 492709 + ... + 492791.

It is an arithmetic number, because the mean of its divisors is an integer number (909090).

Almost surely, 2^40898250 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40898250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (58181760).

40898250 is an abundant number, since it is smaller than the sum of its proper divisors (75465270).

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

40898250 is a wasteful number, since it uses less digits than its factorization.

40898250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182 (or 166 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 36.

The square root of 40898250 is about 6395.1739616683. The cubic root of 40898250 is about 344.5362388791.

The spelling of 40898250 in words is "forty million, eight hundred ninety-eight thousand, two hundred fifty".