2553430 has 32 divisors (see below), whose sum is σ = 5080320. Its totient is φ = 916320.

The previous prime is 2553427. The next prime is 2553431. The reversal of 2553430 is 343552.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a plaindrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2553431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15207 + ... + 15373.

It is an arithmetic number, because the mean of its divisors is an integer number (158760).

2^2553430 is an apocalyptic number.

2553430 is a deficient number, since it is larger than the sum of its proper divisors (2526890).

2553430 is a wasteful number, since it uses less digits than its factorization.

2553430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 324.

The product of its (nonzero) digits is 1800, while the sum is 22.

The square root of 2553430 is about 1597.9455560187. The cubic root of 2553430 is about 136.6809489998.

Adding to 2553430 its reverse (343552), we get a palindrome (2896982).

The spelling of 2553430 in words is "two million, five hundred fifty-three thousand, four hundred thirty".