5421401 has 4 divisors (see below), whose sum is σ = 5469492. Its totient is φ = 5373312.

The previous prime is 5421371. The next prime is 5421407. The reversal of 5421401 is 1041245.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2972176 + 2449225 = 1724^2 + 1565^2 .

It is a cyclic number.

It is not a de Polignac number, because 5421401 - 2⁶ = 5421337 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 5421401.

It is not an unprimeable number, because it can be changed into a prime (5421407) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23876 + ... + 24101.

It is an arithmetic number, because the mean of its divisors is an integer number (1367373).

Almost surely, 2^5421401 is an apocalyptic number.

It is an amenable number.

5421401 is a deficient number, since it is larger than the sum of its proper divisors (48091).

5421401 is a wasteful number, since it uses less digits than its factorization.

5421401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48090.

The product of its (nonzero) digits is 160, while the sum is 17.

The square root of 5421401 is about 2328.3902164371. The cubic root of 5421401 is about 175.6725251001.

Adding to 5421401 its reverse (1041245), we get a palindrome (6462646).

The spelling of 5421401 in words is "five million, four hundred twenty-one thousand, four hundred one".