2704401 has 32 divisors (see below), whose sum is σ = 4704000. Its totient is φ = 1503360.

The previous prime is 2704393. The next prime is 2704417. The reversal of 2704401 is 1044072.

It is a happy number.

It is not a de Polignac number, because 2704401 - 2³ = 2704393 is a prime.

2704401 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2704421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7575 + ... + 7923.

It is an arithmetic number, because the mean of its divisors is an integer number (147000).

2^2704401 is an apocalyptic number.

2704401 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

2704401 is a deficient number, since it is larger than the sum of its proper divisors (1999599).

2704401 is a wasteful number, since it uses less digits than its factorization.

2704401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 406 (or 400 counting only the distinct ones).

The product of its (nonzero) digits is 224, while the sum is 18.

The square root of 2704401 is about 1644.5063088964. The cubic root of 2704401 is about 139.3232818361.

Adding to 2704401 its reverse (1044072), we get a palindrome (3748473).

The spelling of 2704401 in words is "two million, seven hundred four thousand, four hundred one".