40099835 has 8 divisors (see below), whose sum is σ = 48838416. Its totient is φ = 31600800.

The previous prime is 40099831. The next prime is 40099859. The reversal of 40099835 is 53899004.

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

It is not a de Polignac number, because 40099835 - 2² = 40099831 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40099831) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59516 + ... + 60185.

It is an arithmetic number, because the mean of its divisors is an integer number (6104802).

Almost surely, 2^40099835 is an apocalyptic number.

40099835 is a deficient number, since it is larger than the sum of its proper divisors (8738581).

40099835 is a wasteful number, since it uses less digits than its factorization.

40099835 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119773.

The product of its (nonzero) digits is 38880, while the sum is 38.

The square root of 40099835 is about 6332.4430514613. The cubic root of 40099835 is about 342.2794786972.

The spelling of 40099835 in words is "forty million, ninety-nine thousand, eight hundred thirty-five".