5642998 has 8 divisors (see below), whose sum is σ = 8475192. Its totient is φ = 2817936.

The previous prime is 5642977. The next prime is 5642999. The reversal of 5642998 is 8992465.

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 (5642999) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1186 + ... + 3562.

It is an arithmetic number, because the mean of its divisors is an integer number (1059399).

Almost surely, 2^5642998 is an apocalyptic number.

5642998 is a deficient number, since it is larger than the sum of its proper divisors (2832194).

5642998 is a wasteful number, since it uses less digits than its factorization.

5642998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3566.

The product of its digits is 155520, while the sum is 43.

The square root of 5642998 is about 2375.4995264154. The cubic root of 5642998 is about 178.0341431790.

The spelling of 5642998 in words is "five million, six hundred forty-two thousand, nine hundred ninety-eight".