2253401 has 16 divisors (see below), whose sum is σ = 2531088. Its totient is φ = 1996800.

The previous prime is 2253397. The next prime is 2253409. The reversal of 2253401 is 1043522.

It can be written as a sum of positive squares in 8 ways, for example, as 225625 + 2027776 = 475^2 + 1424^2 .

It is a cyclic number.

It is not a de Polignac number, because 2253401 - 2² = 2253397 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2253401.

It is not an unprimeable number, because it can be changed into a prime (2253409) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36911 + ... + 36971.

It is an arithmetic number, because the mean of its divisors is an integer number (158193).

2^2253401 is an apocalyptic number.

It is an amenable number.

2253401 is a deficient number, since it is larger than the sum of its proper divisors (277687).

2253401 is a wasteful number, since it uses less digits than its factorization.

2253401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172.

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 2253401 is about 1501.1332385901. The cubic root of 2253401 is about 131.1030597426.

Adding to 2253401 its reverse (1043522), we get a palindrome (3296923).

The spelling of 2253401 in words is "two million, two hundred fifty-three thousand, four hundred one".