2450520 has 64 divisors (see below), whose sum is σ = 8172000. Its totient is φ = 653184.

The previous prime is 2450491. The next prime is 2450531. The reversal of 2450520 is 250542.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 2450493 and 2450502.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55 + ... + 2214.

2^2450520 is an apocalyptic number.

2450520 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 2450520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4086000).

2450520 is an abundant number, since it is smaller than the sum of its proper divisors (5721480).

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

2450520 is a wasteful number, since it uses less digits than its factorization.

2450520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2289 (or 2279 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 18.

The square root of 2450520 is about 1565.4136833438. The cubic root of 2450520 is about 134.8195118906.

The spelling of 2450520 in words is "two million, four hundred fifty thousand, five hundred twenty".