5620401 has 32 divisors (see below), whose sum is σ = 8785920. Its totient is φ = 3547152.

The previous prime is 5620397. The next prime is 5620427. The reversal of 5620401 is 1040265.

It is a happy number.

5620401 is a `hidden beast` number, since 5 + 620 + 40 + 1 = 666.

It is not a de Polignac number, because 5620401 - 2² = 5620397 is a prime.

5620401 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (5620451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 54516 + ... + 54618.

It is an arithmetic number, because the mean of its divisors is an integer number (274560).

Almost surely, 2^5620401 is an apocalyptic number.

It is an amenable number.

5620401 is a deficient number, since it is larger than the sum of its proper divisors (3165519).

5620401 is a wasteful number, since it uses less digits than its factorization.

5620401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 202 (or 196 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 5620401 is about 2370.7384925377. The cubic root of 5620401 is about 177.7961834098.

Adding to 5620401 its reverse (1040265), we get a palindrome (6660666).

The spelling of 5620401 in words is "five million, six hundred twenty thousand, four hundred one".