5779621 has 4 divisors (see below), whose sum is σ = 5865952. Its totient is φ = 5693292.

The previous prime is 5779607. The next prime is 5779633. The reversal of 5779621 is 1269775.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 5779621 - 2⁷ = 5779493 is a prime.

It is a Duffinian number.

5779621 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5779661) 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, 43065 + ... + 43198.

It is an arithmetic number, because the mean of its divisors is an integer number (1466488).

Almost surely, 2^5779621 is an apocalyptic number.

It is an amenable number.

5779621 is a deficient number, since it is larger than the sum of its proper divisors (86331).

5779621 is an equidigital number, since it uses as much as digits as its factorization.

5779621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86330.

The product of its digits is 26460, while the sum is 37.

The square root of 5779621 is about 2404.0842331333. The cubic root of 5779621 is about 179.4595000224.

It can be divided in two parts, 5779 and 621, that added together give a square (6400 = 80²).

The spelling of 5779621 in words is "five million, seven hundred seventy-nine thousand, six hundred twenty-one".