40593906 has 16 divisors (see below), whose sum is σ = 90208800. Its totient is φ = 13531284.

The previous prime is 40593901. The next prime is 40593907. The reversal of 40593906 is 60939504.

It is a plaindrome in base 14.

It is not an unprimeable number, because it can be changed into a prime (40593901) 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, 375816 + ... + 375923.

It is an arithmetic number, because the mean of its divisors is an integer number (5638050).

Almost surely, 2^40593906 is an apocalyptic number.

40593906 is an abundant number, since it is smaller than the sum of its proper divisors (49614894).

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

40593906 is a wasteful number, since it uses less digits than its factorization.

40593906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 751750 (or 751744 counting only the distinct ones).

The product of its (nonzero) digits is 29160, while the sum is 36.

The square root of 40593906 is about 6371.3347110319. The cubic root of 40593906 is about 343.6794889646.

The spelling of 40593906 in words is "forty million, five hundred ninety-three thousand, nine hundred six".