40110398 has 4 divisors (see below), whose sum is σ = 60165600. Its totient is φ = 20055198.

The previous prime is 40110397. The next prime is 40110401. The reversal of 40110398 is 89301104.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40110391) 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 as a sum of consecutive naturals, namely, 10027598 + ... + 10027601.

It is an arithmetic number, because the mean of its divisors is an integer number (15041400).

Almost surely, 2^40110398 is an apocalyptic number.

40110398 is a deficient number, since it is larger than the sum of its proper divisors (20055202).

40110398 is a wasteful number, since it uses less digits than its factorization.

40110398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20055201.

The product of its (nonzero) digits is 864, while the sum is 26.

The square root of 40110398 is about 6333.2770348375. The cubic root of 40110398 is about 342.3095301984.

The spelling of 40110398 in words is "forty million, one hundred ten thousand, three hundred ninety-eight".