40133300 has 36 divisors (see below), whose sum is σ = 88952640. Its totient is φ = 15709920.

The previous prime is 40133297. The next prime is 40133323. The reversal of 40133300 is 333104.

It is a happy number.

It is a super-2 number, since 2×40133300² = 3221363537780000, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 431 + ... + 8969.

Almost surely, 2^40133300 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40133300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44476320).

40133300 is an abundant number, since it is smaller than the sum of its proper divisors (48819340).

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

40133300 is a wasteful number, since it uses less digits than its factorization.

40133300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8600 (or 8593 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 14.

The square root of 40133300 is about 6335.0848455250. The cubic root of 40133300 is about 342.3746677659.

Adding to 40133300 its reverse (333104), we get a palindrome (40466404).

The spelling of 40133300 in words is "forty million, one hundred thirty-three thousand, three hundred".