2517953 has 4 divisors (see below), whose sum is σ = 2531328. Its totient is φ = 2504580.

The previous prime is 2517941. The next prime is 2517959. The reversal of 2517953 is 3597152.

2517953 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2517953 - 2¹⁰ = 2516929 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2517959) 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, 6401 + ... + 6782.

It is an arithmetic number, because the mean of its divisors is an integer number (632832).

2^2517953 is an apocalyptic number.

It is an amenable number.

2517953 is a deficient number, since it is larger than the sum of its proper divisors (13375).

2517953 is a wasteful number, since it uses less digits than its factorization.

2517953 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13374.

The product of its digits is 9450, while the sum is 32.

The square root of 2517953 is about 1586.8059112570. The cubic root of 2517953 is about 136.0449858389.

The spelling of 2517953 in words is "two million, five hundred seventeen thousand, nine hundred fifty-three".