5598779 has 4 divisors (see below), whose sum is σ = 5639784. Its totient is φ = 5557776.

The previous prime is 5598767. The next prime is 5598793. The reversal of 5598779 is 9778955.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5598779 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5598709) 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, 20297 + ... + 20570.

It is an arithmetic number, because the mean of its divisors is an integer number (1409946).

Almost surely, 2^5598779 is an apocalyptic number.

5598779 is a deficient number, since it is larger than the sum of its proper divisors (41005).

5598779 is a wasteful number, since it uses less digits than its factorization.

5598779 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41004.

The product of its digits is 793800, while the sum is 50.

The square root of 5598779 is about 2366.1739158397. The cubic root of 5598779 is about 177.5678930915.

The spelling of 5598779 in words is "five million, five hundred ninety-eight thousand, seven hundred seventy-nine".