2820452 has 6 divisors (see below), whose sum is σ = 4935798. Its totient is φ = 1410224.

The previous prime is 2820407. The next prime is 2820479. The reversal of 2820452 is 2540282.

It can be written as a sum of positive squares in only one way, i.e., 2390116 + 430336 = 1546^2 + 656^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 352553 + ... + 352560.

It is an arithmetic number, because the mean of its divisors is an integer number (822633).

2^2820452 is an apocalyptic number.

It is an amenable number.

2820452 is a deficient number, since it is larger than the sum of its proper divisors (2115346).

2820452 is a wasteful number, since it uses less digits than its factorization.

2820452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 705117 (or 705115 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 23.

The square root of 2820452 is about 1679.4201380238. The cubic root of 2820452 is about 141.2883123681.

The spelling of 2820452 in words is "two million, eight hundred twenty thousand, four hundred fifty-two".