40499598 has 8 divisors (see below), whose sum is σ = 80999208. Its totient is φ = 13499864.

The previous prime is 40499521. The next prime is 40499617. The reversal of 40499598 is 89599404.

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

40499598 is an admirable number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3374961 + ... + 3374972.

It is an arithmetic number, because the mean of its divisors is an integer number (10124901).

Almost surely, 2^40499598 is an apocalyptic number.

40499598 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.

40499598 is a wasteful number, since it uses less digits than its factorization.

40499598 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6749938.

The product of its (nonzero) digits is 466560, while the sum is 48.

The square root of 40499598 is about 6363.9294464977. The cubic root of 40499598 is about 343.4131365274.

The spelling of 40499598 in words is "forty million, four hundred ninety-nine thousand, five hundred ninety-eight".