2517040 has 40 divisors (see below), whose sum is σ = 5946048. Its totient is φ = 990720.

The previous prime is 2517007. The next prime is 2517041. The reversal of 2517040 is 407152.

It is a tau number, because it is divible by the number of its divisors (40).

It is a junction number, because it is equal to n+sod(n) for n = 2516999 and 2517017.

It is not an unprimeable number, because it can be changed into a prime (2517041) 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, 5625 + ... + 6055.

2^2517040 is an apocalyptic number.

2517040 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 2517040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2973024).

2517040 is an abundant number, since it is smaller than the sum of its proper divisors (3429008).

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

2517040 is a wasteful number, since it uses less digits than its factorization.

2517040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 517 (or 511 counting only the distinct ones).

The product of its (nonzero) digits is 280, while the sum is 19.

The square root of 2517040 is about 1586.5182003368. The cubic root of 2517040 is about 136.0285407229.

The spelling of 2517040 in words is "two million, five hundred seventeen thousand, forty".