5621072 has 20 divisors (see below), whose sum is σ = 10990740. Its totient is φ = 2784768.

The previous prime is 5621051. The next prime is 5621081. The reversal of 5621072 is 2701265.

It can be written as a sum of positive squares in 2 ways, for example, as 440896 + 5180176 = 664^2 + 2276^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 254 + ... + 3362.

It is an arithmetic number, because the mean of its divisors is an integer number (549537).

Almost surely, 2^5621072 is an apocalyptic number.

It is an amenable number.

5621072 is a deficient number, since it is larger than the sum of its proper divisors (5369668).

5621072 is a wasteful number, since it uses less digits than its factorization.

5621072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3230 (or 3224 counting only the distinct ones).

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

The square root of 5621072 is about 2370.8800053988. The cubic root of 5621072 is about 177.8032586162.

The spelling of 5621072 in words is "five million, six hundred twenty-one thousand, seventy-two".