2708400 has 120 divisors (see below), whose sum is σ = 9056464. Its totient is φ = 691200.

The previous prime is 2708371. The next prime is 2708401. The reversal of 2708400 is 48072.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (120).

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 (2708401) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 44370 + ... + 44430.

2^2708400 is an apocalyptic number.

2708400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2708400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4528232).

2708400 is an abundant number, since it is smaller than the sum of its proper divisors (6348064).

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

2708400 is a wasteful number, since it uses less digits than its factorization.

2708400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119 (or 108 counting only the distinct ones).

The product of its (nonzero) digits is 448, while the sum is 21.

The square root of 2708400 is about 1645.7217261737. The cubic root of 2708400 is about 139.3919204993.

The spelling of 2708400 in words is "two million, seven hundred eight thousand, four hundred".