2509964 has 6 divisors (see below), whose sum is σ = 4392444. Its totient is φ = 1254980.

The previous prime is 2509963. The next prime is 2509981. The reversal of 2509964 is 4699052.

2509964 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (2509961) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 313742 + ... + 313749.

It is an arithmetic number, because the mean of its divisors is an integer number (732074).

2^2509964 is an apocalyptic number.

It is an amenable number.

2509964 is a deficient number, since it is larger than the sum of its proper divisors (1882480).

2509964 is a wasteful number, since it uses less digits than its factorization.

2509964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 627495 (or 627493 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 35.

The square root of 2509964 is about 1584.2865902355. The cubic root of 2509964 is about 135.9009515255.

The spelling of 2509964 in words is "two million, five hundred nine thousand, nine hundred sixty-four".