2651270 has 16 divisors (see below), whose sum is σ = 4874688. Its totient is φ = 1037760.

The previous prime is 2651239. The next prime is 2651273. The reversal of 2651270 is 721562.

It is a super-2 number, since 2×2651270² = 14058465225800, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2651273) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2351 + ... + 3290.

It is an arithmetic number, because the mean of its divisors is an integer number (304668).

2^2651270 is an apocalyptic number.

2651270 is a deficient number, since it is larger than the sum of its proper divisors (2223418).

2651270 is a wasteful number, since it uses less digits than its factorization.

2651270 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5695.

The product of its (nonzero) digits is 840, while the sum is 23.

The square root of 2651270 is about 1628.2720902847. The cubic root of 2651270 is about 138.4048532607.

The spelling of 2651270 in words is "two million, six hundred fifty-one thousand, two hundred seventy".