4551401 has 4 divisors (see below), whose sum is σ = 4749312. Its totient is φ = 4353492.

The previous prime is 4551397. The next prime is 4551413. The reversal of 4551401 is 1041554.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4551401 - 2² = 4551397 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4551101) 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, 98921 + ... + 98966.

It is an arithmetic number, because the mean of its divisors is an integer number (1187328).

Almost surely, 2^4551401 is an apocalyptic number.

It is an amenable number.

4551401 is a deficient number, since it is larger than the sum of its proper divisors (197911).

4551401 is a wasteful number, since it uses less digits than its factorization.

4551401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197910.

The product of its (nonzero) digits is 400, while the sum is 20.

The square root of 4551401 is about 2133.4012749598. The cubic root of 4551401 is about 165.7225854727.

Adding to 4551401 its reverse (1041554), we get a palindrome (5592955).

The spelling of 4551401 in words is "four million, five hundred fifty-one thousand, four hundred one".