2661254 has 16 divisors (see below), whose sum is σ = 4276800. Its totient is φ = 1238184.

The previous prime is 2661251. The next prime is 2661271. The reversal of 2661254 is 4521662.

It is a d-powerful number, because it can be written as 2⁷ + 6⁷ + 6⁷ + 1 + 2²¹ + 5 + 4⁶ .

2661254 is a modest number, since divided by 1254 gives 266 as remainder.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2661251) 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, 1649 + ... + 2835.

It is an arithmetic number, because the mean of its divisors is an integer number (267300).

2^2661254 is an apocalyptic number.

2661254 is a deficient number, since it is larger than the sum of its proper divisors (1615546).

2661254 is a wasteful number, since it uses less digits than its factorization.

2661254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1267.

The product of its digits is 2880, while the sum is 26.

The square root of 2661254 is about 1631.3350360977. The cubic root of 2661254 is about 138.5783679827.

The spelling of 2661254 in words is "two million, six hundred sixty-one thousand, two hundred fifty-four".