40348836 has 36 divisors (see below), whose sum is σ = 111266064. Its totient is φ = 12226800.

The previous prime is 40348823. The next prime is 40348849. The reversal of 40348836 is 63884304.

40348836 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (40348823) and next prime (40348849).

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 40348836.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 50550 + ... + 51341.

It is an arithmetic number, because the mean of its divisors is an integer number (3090724).

Almost surely, 2^40348836 is an apocalyptic number.

It is an amenable number.

40348836 is an abundant number, since it is smaller than the sum of its proper divisors (70917228).

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

40348836 is a wasteful number, since it uses less digits than its factorization.

40348836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101912 (or 101907 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 36.

The square root of 40348836 is about 6352.0733622968. The cubic root of 40348836 is about 342.9864818569.

The spelling of 40348836 in words is "forty million, three hundred forty-eight thousand, eight hundred thirty-six".