940341591 has 48 divisors (see below), whose sum is σ = 1634420736. Its totient is φ = 509338368.

The previous prime is 940341581. The next prime is 940341593. The reversal of 940341591 is 195143049.

It is a happy number.

940341591 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 940341591 - 2¹⁵ = 940308823 is a prime.

It is a super-2 number, since 2×940341591² = 1768484615528822562, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (940341593) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 160866 + ... + 166608.

It is an arithmetic number, because the mean of its divisors is an integer number (34050432).

Almost surely, 2^940341591 is an apocalyptic number.

940341591 is a deficient number, since it is larger than the sum of its proper divisors (694079145).

940341591 is a wasteful number, since it uses less digits than its factorization.

940341591 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5892 (or 5889 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 36.

The square root of 940341591 is about 30664.9896624799. The cubic root of 940341591 is about 979.7047531389.

The spelling of 940341591 in words is "nine hundred forty million, three hundred forty-one thousand, five hundred ninety-one".