2255401 has 4 divisors (see below), whose sum is σ = 2268612. Its totient is φ = 2242192.

The previous prime is 2255399. The next prime is 2255411. The reversal of 2255401 is 1045522.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1045522 = 2 ⋅522761.

It can be written as a sum of positive squares in 2 ways, for example, as 1819801 + 435600 = 1349^2 + 660^2 .

It is a cyclic number.

It is not a de Polignac number, because 2255401 - 2¹ = 2255399 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2255411) 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, 6346 + ... + 6691.

It is an arithmetic number, because the mean of its divisors is an integer number (567153).

2^2255401 is an apocalyptic number.

It is an amenable number.

2255401 is a deficient number, since it is larger than the sum of its proper divisors (13211).

2255401 is a wasteful number, since it uses less digits than its factorization.

2255401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13210.

The product of its (nonzero) digits is 400, while the sum is 19.

The square root of 2255401 is about 1501.7992542281. The cubic root of 2255401 is about 131.1418349960.

The spelling of 2255401 in words is "two million, two hundred fifty-five thousand, four hundred one".