2661952 has 14 divisors (see below), whose sum is σ = 5282438. Its totient is φ = 1330944.

The previous prime is 2661949. The next prime is 2661959. The reversal of 2661952 is 2591662.

It can be written as a sum of positive squares in only one way, i.e., 1915456 + 746496 = 1384^2 + 864^2 .

It is not an unprimeable number, because it can be changed into a prime (2661959) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20733 + ... + 20860.

It is an arithmetic number, because the mean of its divisors is an integer number (377317).

2^2661952 is an apocalyptic number.

It is an amenable number.

2661952 is a deficient number, since it is larger than the sum of its proper divisors (2620486).

2661952 is an equidigital number, since it uses as much as digits as its factorization.

2661952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41605 (or 41595 counting only the distinct ones).

The product of its digits is 6480, while the sum is 31.

The square root of 2661952 is about 1631.5489572796. The cubic root of 2661952 is about 138.5904824778.

The spelling of 2661952 in words is "two million, six hundred sixty-one thousand, nine hundred fifty-two".