5640374 has 8 divisors (see below), whose sum is σ = 8471520. Its totient is φ = 2816536.

The previous prime is 5640373. The next prime is 5640377. The reversal of 5640374 is 4730465.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5640373) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 947 + ... + 3489.

It is an arithmetic number, because the mean of its divisors is an integer number (1058940).

Almost surely, 2^5640374 is an apocalyptic number.

5640374 is a deficient number, since it is larger than the sum of its proper divisors (2831146).

5640374 is a wasteful number, since it uses less digits than its factorization.

5640374 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3654.

The product of its (nonzero) digits is 10080, while the sum is 29.

The square root of 5640374 is about 2374.9471573069. The cubic root of 5640374 is about 178.0065435460.

Subtracting from 5640374 its reverse (4730465), we obtain a palindrome (909909).

The spelling of 5640374 in words is "five million, six hundred forty thousand, three hundred seventy-four".