940583091 has 32 divisors (see below), whose sum is σ = 1532095488. Its totient is φ = 501557760.

The previous prime is 940583057. The next prime is 940583099. The reversal of 940583091 is 190385049.

It is not a de Polignac number, because 940583091 - 2²¹ = 938485939 is a prime.

It is a super-2 number, since 2×940583091² = 1769393102150228562, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (940583099) 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 31 ways as a sum of consecutive naturals, for example, 3946 + ... + 43551.

It is an arithmetic number, because the mean of its divisors is an integer number (47877984).

Almost surely, 2^940583091 is an apocalyptic number.

940583091 is a deficient number, since it is larger than the sum of its proper divisors (591512397).

940583091 is a wasteful number, since it uses less digits than its factorization.

940583091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47571.

The product of its (nonzero) digits is 38880, while the sum is 39.

The square root of 940583091 is about 30668.9271250235. The cubic root of 940583091 is about 979.7886157297.

The spelling of 940583091 in words is "nine hundred forty million, five hundred eighty-three thousand, ninety-one".