5420623 has 8 divisors (see below), whose sum is σ = 5973968. Its totient is φ = 4886784.

The previous prime is 5420621. The next prime is 5420627. The reversal of 5420623 is 3260245.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5420623 - 2¹ = 5420621 is a prime.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 5420594 and 5420603.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5420621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4290 + ... + 5407.

It is an arithmetic number, because the mean of its divisors is an integer number (746746).

Almost surely, 2^5420623 is an apocalyptic number.

5420623 is a deficient number, since it is larger than the sum of its proper divisors (553345).

5420623 is a wasteful number, since it uses less digits than its factorization.

5420623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9753.

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 5420623 is about 2328.2231422267. The cubic root of 5420623 is about 175.6641213828.

Adding to 5420623 its reverse (3260245), we get a palindrome (8680868).

The spelling of 5420623 in words is "five million, four hundred twenty thousand, six hundred twenty-three".