5401604 has 24 divisors (see below), whose sum is σ = 10284120. Its totient is φ = 2467584.

The previous prime is 5401603. The next prime is 5401633. The reversal of 5401604 is 4061045.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 348100 + 5053504 = 590^2 + 2248^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5401603) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5192 + ... + 6144.

It is an arithmetic number, because the mean of its divisors is an integer number (428505).

Almost surely, 2^5401604 is an apocalyptic number.

It is an amenable number.

5401604 is a deficient number, since it is larger than the sum of its proper divisors (4882516).

5401604 is a wasteful number, since it uses less digits than its factorization.

5401604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1079 (or 1077 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 5401604 is about 2324.1351079488. The cubic root of 5401604 is about 175.4584334044.

Adding to 5401604 its reverse (4061045), we get a palindrome (9462649).

The spelling of 5401604 in words is "five million, four hundred one thousand, six hundred four".