2521950 has 96 divisors (see below), whose sum is σ = 7070976. Its totient is φ = 591360.

The previous prime is 2521949. The next prime is 2521969. The reversal of 2521950 is 591252.

It is a self number, because there is not a number n which added to its sum of digits gives 2521950.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 58629 + ... + 58671.

It is an arithmetic number, because the mean of its divisors is an integer number (73656).

2^2521950 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2521950, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3535488).

2521950 is an abundant number, since it is smaller than the sum of its proper divisors (4549026).

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

2521950 is a wasteful number, since it uses less digits than its factorization.

2521950 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98 (or 93 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 24.

The square root of 2521950 is about 1588.0648601364. The cubic root of 2521950 is about 136.1169337445.

The spelling of 2521950 in words is "two million, five hundred twenty-one thousand, nine hundred fifty".