5421394 has 16 divisors (see below), whose sum is σ = 8981280. Its totient is φ = 2433760.

The previous prime is 5421371. The next prime is 5421407. The reversal of 5421394 is 4931245.

It is a d-powerful number, because it can be written as 5³ + 4¹⁰ + 2⁹ + 1 + 3¹¹ + 9³ + 4¹¹ .

It is an unprimeable number.

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, 342 + ... + 3310.

It is an arithmetic number, because the mean of its divisors is an integer number (561330).

Almost surely, 2^5421394 is an apocalyptic number.

5421394 is a deficient number, since it is larger than the sum of its proper divisors (3559886).

5421394 is a wasteful number, since it uses less digits than its factorization.

5421394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3065.

The product of its digits is 4320, while the sum is 28.

The square root of 5421394 is about 2328.3887132521. The cubic root of 5421394 is about 175.6724494918.

It can be divided in two parts, 542 and 1394, that added together give a square (1936 = 44²).

The spelling of 5421394 in words is "five million, four hundred twenty-one thousand, three hundred ninety-four".