40033004 has 24 divisors (see below), whose sum is σ = 76640256. Its totient is φ = 18146000.

The previous prime is 40033003. The next prime is 40033009.

40033004 is nontrivially palindromic in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 40033004.

It is not an unprimeable number, because it can be changed into a prime (40033003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17909 + ... + 20019.

It is an arithmetic number, because the mean of its divisors is an integer number (3193344).

Almost surely, 2^40033004 is an apocalyptic number.

40033004 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

40033004 is a deficient number, since it is larger than the sum of its proper divisors (36607252).

40033004 is a wasteful number, since it uses less digits than its factorization.

40033004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2557 (or 2555 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 14.

The square root of 40033004 is about 6327.1639776443. The cubic root of 40033004 is about 342.0892235544.

It can be divided in two parts, 4003 and 3004, that added together give a palindrome (7007).

The spelling of 40033004 in words is "forty million, thirty-three thousand, four".