5421730 has 16 divisors (see below), whose sum is σ = 9788544. Its totient is φ = 2162160.

The previous prime is 5421719. The next prime is 5421733. The reversal of 5421730 is 371245.

It is not an unprimeable number, because it can be changed into a prime (5421733) 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 7 ways as a sum of consecutive naturals, for example, 4045 + ... + 5215.

It is an arithmetic number, because the mean of its divisors is an integer number (611784).

Almost surely, 2^5421730 is an apocalyptic number.

5421730 is a deficient number, since it is larger than the sum of its proper divisors (4366814).

5421730 is a wasteful number, since it uses less digits than its factorization.

5421730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1641.

The product of its (nonzero) digits is 840, while the sum is 22.

The square root of 5421730 is about 2328.4608650351. The cubic root of 5421730 is about 175.6760786152.

Adding to 5421730 its reverse (371245), we get a palindrome (5792975).

The spelling of 5421730 in words is "five million, four hundred twenty-one thousand, seven hundred thirty".