2515242 has 16 divisors (see below), whose sum is σ = 5148000. Its totient is φ = 818832.

The previous prime is 2515241. The next prime is 2515273. The reversal of 2515242 is 2425152.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (2515241) 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, 4617 + ... + 5132.

It is an arithmetic number, because the mean of its divisors is an integer number (321750).

2^2515242 is an apocalyptic number.

2515242 is an abundant number, since it is smaller than the sum of its proper divisors (2632758).

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

2515242 is a wasteful number, since it uses less digits than its factorization.

2515242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9797.

The product of its digits is 800, while the sum is 21.

The square root of 2515242 is about 1585.9514494460. The cubic root of 2515242 is about 135.9961432009.

The spelling of 2515242 in words is "two million, five hundred fifteen thousand, two hundred forty-two".