40480798 has 4 divisors (see below), whose sum is σ = 60721200. Its totient is φ = 20240398.

The previous prime is 40480793. The next prime is 40480799. The reversal of 40480798 is 89708404.

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

It is a self number, because there is not a number n which added to its sum of digits gives 40480798.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40480793) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10120198 + ... + 10120201.

It is an arithmetic number, because the mean of its divisors is an integer number (15180300).

Almost surely, 2^40480798 is an apocalyptic number.

40480798 is a deficient number, since it is larger than the sum of its proper divisors (20240402).

40480798 is a wasteful number, since it uses less digits than its factorization.

40480798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20240401.

The product of its (nonzero) digits is 64512, while the sum is 40.

The square root of 40480798 is about 6362.4522002134. The cubic root of 40480798 is about 343.3599905989.

The spelling of 40480798 in words is "forty million, four hundred eighty thousand, seven hundred ninety-eight".