2415009 has 16 divisors (see below), whose sum is σ = 3346112. Its totient is φ = 1548288.

The previous prime is 2414999. The next prime is 2415013. The reversal of 2415009 is 9005142.

2415009 = 1² + 2² + ... + 193².

It is not a de Polignac number, because 2415009 - 2¹¹ = 2412961 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2415019) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12417 + ... + 12609.

It is an arithmetic number, because the mean of its divisors is an integer number (209132).

2^2415009 is an apocalyptic number.

It is an amenable number.

2415009 is a deficient number, since it is larger than the sum of its proper divisors (931103).

2415009 is a wasteful number, since it uses less digits than its factorization.

2415009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 336.

The product of its (nonzero) digits is 360, while the sum is 21.

The square root of 2415009 is about 1554.0299224918. The cubic root of 2415009 is about 134.1651079810.

The spelling of 2415009 in words is "two million, four hundred fifteen thousand, nine".