40100798 has 16 divisors (see below), whose sum is σ = 61227600. Its totient is φ = 19694016.

The previous prime is 40100791. The next prime is 40100813. The reversal of 40100798 is 89700104.

It is a self number, because there is not a number n which added to its sum of digits gives 40100798.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40100791) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50561 + ... + 51347.

It is an arithmetic number, because the mean of its divisors is an integer number (3826725).

Almost surely, 2^40100798 is an apocalyptic number.

40100798 is a deficient number, since it is larger than the sum of its proper divisors (21126802).

40100798 is a wasteful number, since it uses less digits than its factorization.

40100798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1211.

The product of its (nonzero) digits is 2016, while the sum is 29.

The square root of 40100798 is about 6332.5190880091. The cubic root of 40100798 is about 342.2822186295.

The spelling of 40100798 in words is "forty million, one hundred thousand, seven hundred ninety-eight".