4612509 has 12 divisors (see below), whose sum is σ = 7268352. Its totient is φ = 2795400.

The previous prime is 4612493. The next prime is 4612511. The reversal of 4612509 is 9052164.

It is not a de Polignac number, because 4612509 - 2⁴ = 4612493 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4612529) 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 11 ways as a sum of consecutive naturals, for example, 23197 + ... + 23394.

It is an arithmetic number, because the mean of its divisors is an integer number (605696).

Almost surely, 2^4612509 is an apocalyptic number.

It is an amenable number.

4612509 is a deficient number, since it is larger than the sum of its proper divisors (2655843).

4612509 is a wasteful number, since it uses less digits than its factorization.

4612509 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46608 (or 46605 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 4612509 is about 2147.6752547813. The cubic root of 4612509 is about 166.4609653373.

The spelling of 4612509 in words is "four million, six hundred twelve thousand, five hundred nine".