2469121 has 4 divisors (see below), whose sum is σ = 2535892. Its totient is φ = 2402352.

The previous prime is 2469067. The next prime is 2469149. The reversal of 2469121 is 1219642.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1219642 = 2 ⋅609821.

It can be written as a sum of positive squares in 2 ways, for example, as 2356225 + 112896 = 1535^2 + 336^2 .

It is a cyclic number.

It is not a de Polignac number, because 2469121 - 2¹⁵ = 2436353 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2469161) 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, 33330 + ... + 33403.

It is an arithmetic number, because the mean of its divisors is an integer number (633973).

2^2469121 is an apocalyptic number.

It is an amenable number.

2469121 is a deficient number, since it is larger than the sum of its proper divisors (66771).

2469121 is an equidigital number, since it uses as much as digits as its factorization.

2469121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66770.

The product of its digits is 864, while the sum is 25.

The square root of 2469121 is about 1571.3436925129. The cubic root of 2469121 is about 135.1597742507.

The spelling of 2469121 in words is "two million, four hundred sixty-nine thousand, one hundred twenty-one".