5990009 has 4 divisors (see below), whose sum is σ = 6117504. Its totient is φ = 5862516.

The previous prime is 5989999. The next prime is 5990081. The reversal of 5990009 is 9000995.

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, and also an emirpimes, since its reverse is a distinct semiprime: 9000995 = 5 ⋅1800199.

It is a cyclic number.

It is not a de Polignac number, because 5990009 - 2⁴ = 5989993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5995009) 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, 63677 + ... + 63770.

It is an arithmetic number, because the mean of its divisors is an integer number (1529376).

Almost surely, 2^5990009 is an apocalyptic number.

It is an amenable number.

5990009 is a deficient number, since it is larger than the sum of its proper divisors (127495).

5990009 is a wasteful number, since it uses less digits than its factorization.

5990009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127494.

The product of its (nonzero) digits is 3645, while the sum is 32.

The square root of 5990009 is about 2447.4494887535. The cubic root of 5990009 is about 181.6111429603.

The spelling of 5990009 in words is "five million, nine hundred ninety thousand, nine".