2704920 has 32 divisors (see below), whose sum is σ = 8115120. Its totient is φ = 721280.

The previous prime is 2704909. The next prime is 2704927. The reversal of 2704920 is 294072.

It is a hoax number, since the sum of its digits (24) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a nialpdrome in base 12.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2704927) 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, 11151 + ... + 11390.

2^2704920 is an apocalyptic number.

2704920 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2704920 is an abundant number, since it is smaller than the sum of its proper divisors (5410200).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2704920 is a wasteful number, since it uses less digits than its factorization.

2704920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22555 (or 22551 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 24.

The square root of 2704920 is about 1644.6640994440. The cubic root of 2704920 is about 139.3321937490.

Adding to 2704920 its reverse (294072), we get a palindrome (2998992).

The spelling of 2704920 in words is "two million, seven hundred four thousand, nine hundred twenty".