2738465 has 8 divisors (see below), whose sum is σ = 3295080. Its totient is φ = 2184832.

The previous prime is 2738459. The next prime is 2738467. The reversal of 2738465 is 5648372.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1658944 + 1079521 = 1288^2 + 1039^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2738465 - 2¹⁸ = 2476321 is a prime.

It is a d-powerful number, because it can be written as 2¹¹ + 7⁴ + 3⁷ + 8³ + 4¹⁰ + 6⁸ + 5⁵ .

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2738467) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2981 + ... + 3789.

It is an arithmetic number, because the mean of its divisors is an integer number (411885).

2^2738465 is an apocalyptic number.

It is an amenable number.

2738465 is a deficient number, since it is larger than the sum of its proper divisors (556615).

2738465 is an equidigital number, since it uses as much as digits as its factorization.

2738465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1491.

The product of its digits is 40320, while the sum is 35.

The square root of 2738465 is about 1654.8308070616. The cubic root of 2738465 is about 139.9058039834.

The spelling of 2738465 in words is "two million, seven hundred thirty-eight thousand, four hundred sixty-five".