2400522 has 8 divisors (see below), whose sum is σ = 4801056. Its totient is φ = 800172.

The previous prime is 2400521. The next prime is 2400551. The reversal of 2400522 is 2250042.

It is a sphenic number, since it is the product of 3 distinct primes.

2400522 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (2400521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 200038 + ... + 200049.

It is an arithmetic number, because the mean of its divisors is an integer number (600132).

2^2400522 is an apocalyptic number.

2400522 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2400522 is a wasteful number, since it uses less digits than its factorization.

2400522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 400092.

The product of its (nonzero) digits is 160, while the sum is 15.

The square root of 2400522 is about 1549.3618040987. The cubic root of 2400522 is about 133.8962960906.

Adding to 2400522 its reverse (2250042), we get a palindrome (4650564).

The spelling of 2400522 in words is "two million, four hundred thousand, five hundred twenty-two".