5621138 has 8 divisors (see below), whose sum is σ = 8510832. Its totient is φ = 2784196.

The previous prime is 5621117. The next prime is 5621159. The reversal of 5621138 is 8311265.

It is an interprime number because it is at equal distance from previous prime (5621117) and next prime (5621159).

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12920 + ... + 13347.

It is an arithmetic number, because the mean of its divisors is an integer number (1063854).

Almost surely, 2^5621138 is an apocalyptic number.

5621138 is a deficient number, since it is larger than the sum of its proper divisors (2889694).

5621138 is a wasteful number, since it uses less digits than its factorization.

5621138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26376.

The product of its digits is 1440, while the sum is 26.

The square root of 5621138 is about 2370.8939242404. The cubic root of 5621138 is about 177.8039545077.

The spelling of 5621138 in words is "five million, six hundred twenty-one thousand, one hundred thirty-eight".