40898412 has 72 divisors (see below), whose sum is σ = 112014000. Its totient is φ = 12902976.

The previous prime is 40898399. The next prime is 40898441. The reversal of 40898412 is 21489804.

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

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 38464 + ... + 39512.

It is an arithmetic number, because the mean of its divisors is an integer number (1555750).

Almost surely, 2^40898412 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 40898412, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (56007000).

40898412 is an abundant number, since it is smaller than the sum of its proper divisors (71115588).

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

40898412 is a wasteful number, since it uses less digits than its factorization.

40898412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1100 (or 1073 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 36.

The square root of 40898412 is about 6395.1866274566. The cubic root of 40898412 is about 344.5366937869.

The spelling of 40898412 in words is "forty million, eight hundred ninety-eight thousand, four hundred twelve".