40034004 has 12 divisors (see below), whose sum is σ = 93412704. Its totient is φ = 13344664.

The previous prime is 40033967. The next prime is 40034021. The reversal of 40034004 is 40043004.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1668072 + ... + 1668095.

It is an arithmetic number, because the mean of its divisors is an integer number (7784392).

Almost surely, 2^40034004 is an apocalyptic number.

It is an amenable number.

40034004 is an abundant number, since it is smaller than the sum of its proper divisors (53378700).

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

40034004 is a wasteful number, since it uses less digits than its factorization.

40034004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3336174 (or 3336172 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 15.

The square root of 40034004 is about 6327.2430014976. The cubic root of 40034004 is about 342.0920719240.

Adding to 40034004 its reverse (40043004), we get a palindrome (80077008).

The spelling of 40034004 in words is "forty million, thirty-four thousand, four", and thus it is an eban number.