5640967 has 8 divisors (see below), whose sum is σ = 5961600. Its totient is φ = 5322744.

The previous prime is 5640961. The next prime is 5640989. The reversal of 5640967 is 7690465.

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

It is a cyclic number.

It is not a de Polignac number, because 5640967 - 2⁷ = 5640839 is a prime.

It is a super-3 number, since 3×5640967³ (a number of 21 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5640961) 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, 6408 + ... + 7234.

It is an arithmetic number, because the mean of its divisors is an integer number (745200).

Almost surely, 2^5640967 is an apocalyptic number.

5640967 is a deficient number, since it is larger than the sum of its proper divisors (320633).

5640967 is a wasteful number, since it uses less digits than its factorization.

5640967 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1205.

The product of its (nonzero) digits is 45360, while the sum is 37.

The square root of 5640967 is about 2375.0719989087. The cubic root of 5640967 is about 178.0127815591.

The spelling of 5640967 in words is "five million, six hundred forty thousand, nine hundred sixty-seven".