102522441 has 16 divisors (see below), whose sum is σ = 158367104. Its totient is φ = 57780864.

The previous prime is 102522439. The next prime is 102522473. The reversal of 102522441 is 144225201.

It is not a de Polignac number, because 102522441 - 2¹ = 102522439 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (102522421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31906 + ... + 34971.

It is an arithmetic number, because the mean of its divisors is an integer number (9897944).

Almost surely, 2^102522441 is an apocalyptic number.

It is an amenable number.

102522441 is a deficient number, since it is larger than the sum of its proper divisors (55844663).

102522441 is an equidigital number, since it uses as much as digits as its factorization.

102522441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66960.

The product of its (nonzero) digits is 640, while the sum is 21.

The square root of 102522441 is about 10125.3365869980. The cubic root of 102522441 is about 468.0292324132.

Adding to 102522441 its reverse (144225201), we get a palindrome (246747642).

The spelling of 102522441 in words is "one hundred two million, five hundred twenty-two thousand, four hundred forty-one".