2999505 has 8 divisors (see below), whose sum is σ = 4799232. Its totient is φ = 1599728.

The previous prime is 2999483. The next prime is 2999509. The reversal of 2999505 is 5059992.

2999505 is nontrivially palindromic in base 14.

2999505 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 2999505 - 2¹⁵ = 2966737 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2999509) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 99969 + ... + 99998.

It is an arithmetic number, because the mean of its divisors is an integer number (599904).

2^2999505 is an apocalyptic number.

It is an amenable number.

2999505 is a deficient number, since it is larger than the sum of its proper divisors (1799727).

2999505 is a wasteful number, since it uses less digits than its factorization.

2999505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 199975.

The product of its (nonzero) digits is 36450, while the sum is 39.

The square root of 2999505 is about 1731.9079074824. The cubic root of 2999505 is about 144.2170242218.

The spelling of 2999505 in words is "two million, nine hundred ninety-nine thousand, five hundred five".