102525452 has 12 divisors (see below), whose sum is σ = 179564616. Its totient is φ = 51221280.

The previous prime is 102525433. The next prime is 102525473. The reversal of 102525452 is 254525201.

It is a super-2 number, since 2×102525452² = 21022936615608608, which contains 22 as substring.

It is a hoax number, since the sum of its digits (26) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 4418 + ... + 14985.

It is an arithmetic number, because the mean of its divisors is an integer number (14963718).

Almost surely, 2^102525452 is an apocalyptic number.

It is an amenable number.

102525452 is a deficient number, since it is larger than the sum of its proper divisors (77039164).

102525452 is a wasteful number, since it uses less digits than its factorization.

102525452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20728 (or 20726 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 26.

The square root of 102525452 is about 10125.4852723215. The cubic root of 102525452 is about 468.0338142466.

The spelling of 102525452 in words is "one hundred two million, five hundred twenty-five thousand, four hundred fifty-two".