5140641 has 8 divisors (see below), whose sum is σ = 7477344. Its totient is φ = 3115520.

The previous prime is 5140633. The next prime is 5140643. The reversal of 5140641 is 1460415.

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 5140641 - 2³ = 5140633 is a prime.

It is an Ulam number.

5140641 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (5140643) 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, 77856 + ... + 77921.

It is an arithmetic number, because the mean of its divisors is an integer number (934668).

Almost surely, 2^5140641 is an apocalyptic number.

It is an amenable number.

5140641 is a deficient number, since it is larger than the sum of its proper divisors (2336703).

5140641 is a wasteful number, since it uses less digits than its factorization.

5140641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155791.

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 5140641 is about 2267.2981718336. The cubic root of 5140641 is about 172.5860776030.

The spelling of 5140641 in words is "five million, one hundred forty thousand, six hundred forty-one".