40898933 has 4 divisors (see below), whose sum is σ = 41015148. Its totient is φ = 40782720.

The previous prime is 40898929. The next prime is 40898959. The reversal of 40898933 is 33989804.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 5769604 + 35129329 = 2402^2 + 5927^2 .

It is a cyclic number.

It is not a de Polignac number, because 40898933 - 2² = 40898929 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40898993) 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 3 ways as a sum of consecutive naturals, for example, 57578 + ... + 58283.

It is an arithmetic number, because the mean of its divisors is an integer number (10253787).

Almost surely, 2^40898933 is an apocalyptic number.

It is an amenable number.

40898933 is a deficient number, since it is larger than the sum of its proper divisors (116215).

40898933 is a wasteful number, since it uses less digits than its factorization.

40898933 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116214.

The product of its (nonzero) digits is 186624, while the sum is 44.

The square root of 40898933 is about 6395.2273610873. The cubic root of 40898933 is about 344.5381567847.

The spelling of 40898933 in words is "forty million, eight hundred ninety-eight thousand, nine hundred thirty-three".