940091506 has 8 divisors (see below), whose sum is σ = 1423828224. Its totient is φ = 465482100.

The previous prime is 940091459. The next prime is 940091527. The reversal of 940091506 is 605190049.

It is a sphenic number, since it is the product of 3 distinct primes.

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 3 ways as a sum of consecutive naturals, for example, 2281570 + ... + 2281981.

It is an arithmetic number, because the mean of its divisors is an integer number (177978528).

Almost surely, 2^940091506 is an apocalyptic number.

940091506 is a deficient number, since it is larger than the sum of its proper divisors (483736718).

940091506 is a wasteful number, since it uses less digits than its factorization.

940091506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4563656.

The product of its (nonzero) digits is 9720, while the sum is 34.

The square root of 940091506 is about 30660.9116955123. The cubic root of 940091506 is about 979.6178942113.

The spelling of 940091506 in words is "nine hundred forty million, ninety-one thousand, five hundred six".