2509436 has 12 divisors (see below), whose sum is σ = 4425960. Its totient is φ = 1244880.

The previous prime is 2509433. The next prime is 2509483. The reversal of 2509436 is 6349052.

2509436 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an alternating number because its digits alternate between even and odd.

It is a junction number, because it is equal to n+sod(n) for n = 2509399 and 2509408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2509433) 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 3 ways as a sum of consecutive naturals, for example, 1871 + ... + 2918.

It is an arithmetic number, because the mean of its divisors is an integer number (368830).

2^2509436 is an apocalyptic number.

It is an amenable number.

2509436 is a deficient number, since it is larger than the sum of its proper divisors (1916524).

2509436 is a wasteful number, since it uses less digits than its factorization.

2509436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4924 (or 4922 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 29.

The square root of 2509436 is about 1584.1199449537. The cubic root of 2509436 is about 135.8914214108.

The spelling of 2509436 in words is "two million, five hundred nine thousand, four hundred thirty-six".