20242510 has 16 divisors (see below), whose sum is σ = 36523872. Its totient is φ = 8077600.

The previous prime is 20242501. The next prime is 20242511. The reversal of 20242510 is 1524202.

It is a super-2 number, since 2×20242510² = 819518422200200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20242511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2415 + ... + 6805.

It is an arithmetic number, because the mean of its divisors is an integer number (2282742).

Almost surely, 2^20242510 is an apocalyptic number.

20242510 is a deficient number, since it is larger than the sum of its proper divisors (16281362).

20242510 is a wasteful number, since it uses less digits than its factorization.

20242510 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4859.

The product of its (nonzero) digits is 160, while the sum is 16.

The square root of 20242510 is about 4499.1677008087. The cubic root of 20242510 is about 272.5344792665.

Adding to 20242510 its reverse (1524202), we get a palindrome (21766712).

The spelling of 20242510 in words is "twenty million, two hundred forty-two thousand, five hundred ten".