2948549 has 4 divisors (see below), whose sum is σ = 3004236. Its totient is φ = 2892864.

The previous prime is 2948537. The next prime is 2948551. The reversal of 2948549 is 9458492.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1144900 + 1803649 = 1070^2 + 1343^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2948549 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2948579) 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, 27764 + ... + 27869.

It is an arithmetic number, because the mean of its divisors is an integer number (751059).

2^2948549 is an apocalyptic number.

It is an amenable number.

2948549 is a deficient number, since it is larger than the sum of its proper divisors (55687).

2948549 is an equidigital number, since it uses as much as digits as its factorization.

2948549 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55686.

The product of its digits is 103680, while the sum is 41.

The square root of 2948549 is about 1717.1339493470. The cubic root of 2948549 is about 143.3956960765.

The spelling of 2948549 in words is "two million, nine hundred forty-eight thousand, five hundred forty-nine".