40373133 has 16 divisors (see below), whose sum is σ = 56220480. Its totient is φ = 25738496.

The previous prime is 40373111. The next prime is 40373149. The reversal of 40373133 is 33137304.

It is a cyclic number.

It is not a de Polignac number, because 40373133 - 2⁵ = 40373101 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40373153) 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 15 ways as a sum of consecutive naturals, for example, 7141 + ... + 11477.

It is an arithmetic number, because the mean of its divisors is an integer number (3513780).

Almost surely, 2^40373133 is an apocalyptic number.

It is an amenable number.

40373133 is a deficient number, since it is larger than the sum of its proper divisors (15847347).

40373133 is a wasteful number, since it uses less digits than its factorization.

40373133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4476.

The product of its (nonzero) digits is 2268, while the sum is 24.

The square root of 40373133 is about 6353.9855996060. The cubic root of 40373133 is about 343.0553138332.

It can be divided in two parts, 403 and 73133, that added together give a triangular number (73536 = T₃₈₃).

The spelling of 40373133 in words is "forty million, three hundred seventy-three thousand, one hundred thirty-three".