5009779 has 4 divisors (see below), whose sum is σ = 5182560. Its totient is φ = 4837000.

The previous prime is 5009761. The next prime is 5009783. The reversal of 5009779 is 9779005.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9779005 = 5 ⋅1955801.

It is a cyclic number.

It is not a de Polignac number, because 5009779 - 2⁷ = 5009651 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5009729) 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, 86347 + ... + 86404.

It is an arithmetic number, because the mean of its divisors is an integer number (1295640).

Almost surely, 2^5009779 is an apocalyptic number.

5009779 is a deficient number, since it is larger than the sum of its proper divisors (172781).

5009779 is a wasteful number, since it uses less digits than its factorization.

5009779 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172780.

The product of its (nonzero) digits is 19845, while the sum is 37.

The square root of 5009779 is about 2238.2535602563. The cubic root of 5009779 is about 171.1090011015.

It can be divided in two parts, 50097 and 79, that added together give a square (50176 = 224²).

The spelling of 5009779 in words is "five million, nine thousand, seven hundred seventy-nine".