2651255 has 4 divisors (see below), whose sum is σ = 3181512. Its totient is φ = 2121000.

The previous prime is 2651239. The next prime is 2651273. The reversal of 2651255 is 5521562.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5521562 = 2 ⋅2760781.

It is not a de Polignac number, because 2651255 - 2⁴ = 2651239 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 265121 + ... + 265130.

It is an arithmetic number, because the mean of its divisors is an integer number (795378).

2^2651255 is an apocalyptic number.

2651255 is a deficient number, since it is larger than the sum of its proper divisors (530257).

2651255 is an equidigital number, since it uses as much as digits as its factorization.

2651255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 530256.

The product of its digits is 3000, while the sum is 26.

The square root of 2651255 is about 1628.2674841684. The cubic root of 2651255 is about 138.4045922441.

The spelling of 2651255 in words is "two million, six hundred fifty-one thousand, two hundred fifty-five".