2659953 has 4 divisors (see below), whose sum is σ = 3546608. Its totient is φ = 1773300.

The previous prime is 2659949. The next prime is 2659963. The reversal of 2659953 is 3599562.

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 not a de Polignac number, because 2659953 - 2² = 2659949 is a prime.

It is a D-number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2659903) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 443323 + ... + 443328.

It is an arithmetic number, because the mean of its divisors is an integer number (886652).

2^2659953 is an apocalyptic number.

It is an amenable number.

2659953 is a deficient number, since it is larger than the sum of its proper divisors (886655).

2659953 is an equidigital number, since it uses as much as digits as its factorization.

2659953 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 886654.

The product of its digits is 72900, while the sum is 39.

The square root of 2659953 is about 1630.9362341919. The cubic root of 2659953 is about 138.5557821586. Note that the first 3 decimals are identical.

The spelling of 2659953 in words is "two million, six hundred fifty-nine thousand, nine hundred fifty-three".