40776198 has 32 divisors (see below), whose sum is σ = 83462400. Its totient is φ = 13276896.

The previous prime is 40776193. The next prime is 40776209. The reversal of 40776198 is 89167704.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40776193) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 80815 + ... + 81317.

It is an arithmetic number, because the mean of its divisors is an integer number (2608200).

Almost surely, 2^40776198 is an apocalyptic number.

40776198 is an abundant number, since it is smaller than the sum of its proper divisors (42686202).

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

40776198 is a wasteful number, since it uses less digits than its factorization.

40776198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 796.

The product of its (nonzero) digits is 84672, while the sum is 42.

The square root of 40776198 is about 6385.6243234315. The cubic root of 40776198 is about 344.1931660291.

The spelling of 40776198 in words is "forty million, seven hundred seventy-six thousand, one hundred ninety-eight".