102522152 has 8 divisors (see below), whose sum is σ = 192229050. Its totient is φ = 51261072.

The previous prime is 102522131. The next prime is 102522197. The reversal of 102522152 is 251225201.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 73856836 + 28665316 = 8594^2 + 5354^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×102522152² = 21021583301422208, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6407627 + ... + 6407642.

Almost surely, 2^102522152 is an apocalyptic number.

It is an amenable number.

102522152 is a deficient number, since it is larger than the sum of its proper divisors (89706898).

102522152 is a wasteful number, since it uses less digits than its factorization.

102522152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12815275 (or 12815271 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 20.

The square root of 102522152 is about 10125.3223158574. The cubic root of 102522152 is about 468.0287926377.

Adding to 102522152 its reverse (251225201), we get a palindrome (353747353).

The spelling of 102522152 in words is "one hundred two million, five hundred twenty-two thousand, one hundred fifty-two".