40034700 has 54 divisors (see below), whose sum is σ = 125489364. Its totient is φ = 10675680.

The previous prime is 40034681. The next prime is 40034707. The reversal of 40034700 is 743004.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (40034707) 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 17 ways as a sum of consecutive naturals, for example, 21342 + ... + 23141.

Almost surely, 2^40034700 is an apocalyptic number.

It is an amenable number.

40034700 is an abundant number, since it is smaller than the sum of its proper divisors (85454664).

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

40034700 is a wasteful number, since it uses less digits than its factorization.

40034700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44503 (or 44493 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 18.

The square root of 40034700 is about 6327.2980015169. The cubic root of 40034700 is about 342.0940543613.

Adding to 40034700 its reverse (743004), we get a palindrome (40777704).

The spelling of 40034700 in words is "forty million, thirty-four thousand, seven hundred".