5642642 has 8 divisors (see below), whose sum is σ = 8607600. Its totient is φ = 2773444.

The previous prime is 5642641. The next prime is 5642653. The reversal of 5642642 is 2462465.

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

It is not an unprimeable number, because it can be changed into a prime (5642641) 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, 23792 + ... + 24027.

It is an arithmetic number, because the mean of its divisors is an integer number (1075950).

Almost surely, 2^5642642 is an apocalyptic number.

5642642 is a deficient number, since it is larger than the sum of its proper divisors (2964958).

5642642 is a wasteful number, since it uses less digits than its factorization.

5642642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47880.

The product of its digits is 11520, while the sum is 29.

The square root of 5642642 is about 2375.4245936253. The cubic root of 5642642 is about 178.0303992183.

The spelling of 5642642 in words is "five million, six hundred forty-two thousand, six hundred forty-two".