40534998 has 32 divisors (see below), whose sum is σ = 92841216. Its totient is φ = 11557728.

The previous prime is 40534997. The next prime is 40535051. The reversal of 40534998 is 89943504.

40534998 is nontrivially palindromic in base 15.

40534998 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40534997) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36540 + ... + 37632.

It is an arithmetic number, because the mean of its divisors is an integer number (2901288).

Almost surely, 2^40534998 is an apocalyptic number.

40534998 is an abundant number, since it is smaller than the sum of its proper divisors (52306218).

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

40534998 is a wasteful number, since it uses less digits than its factorization.

40534998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1988.

The product of its (nonzero) digits is 155520, while the sum is 42.

The square root of 40534998 is about 6366.7101394676. The cubic root of 40534998 is about 343.5131645550.

The spelling of 40534998 in words is "forty million, five hundred thirty-four thousand, nine hundred ninety-eight".