40365498 has 8 divisors (see below), whose sum is σ = 80731008. Its totient is φ = 13455164.

The previous prime is 40365491. The next prime is 40365509. The reversal of 40365498 is 89456304.

It is a sphenic number, since it is the product of 3 distinct primes.

40365498 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (40365491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3363786 + ... + 3363797.

It is an arithmetic number, because the mean of its divisors is an integer number (10091376).

Almost surely, 2^40365498 is an apocalyptic number.

40365498 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

40365498 is a wasteful number, since it uses less digits than its factorization.

40365498 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6727588.

The product of its (nonzero) digits is 103680, while the sum is 39.

The square root of 40365498 is about 6353.3847671930. The cubic root of 40365498 is about 343.0336873021.

The spelling of 40365498 in words is "forty million, three hundred sixty-five thousand, four hundred ninety-eight".