40899750 has 64 divisors (see below), whose sum is σ = 106569216. Its totient is φ = 10428000.

The previous prime is 40899701. The next prime is 40899769. The reversal of 40899750 is 5799804.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16065 + ... + 18435.

It is an arithmetic number, because the mean of its divisors is an integer number (1665144).

Almost surely, 2^40899750 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40899750, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (53284608).

40899750 is an abundant number, since it is smaller than the sum of its proper divisors (65669466).

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

40899750 is a wasteful number, since it uses less digits than its factorization.

40899750 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2414 (or 2404 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 42.

The square root of 40899750 is about 6395.2912365271. The cubic root of 40899750 is about 344.5404509423.

The spelling of 40899750 in words is "forty million, eight hundred ninety-nine thousand, seven hundred fifty".