102251516 has 12 divisors (see below), whose sum is σ = 184712640. Its totient is φ = 49476480.

The previous prime is 102251509. The next prime is 102251519. The reversal of 102251516 is 615152201.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 102251491 and 102251500.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102251519) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 412181 + ... + 412428.

It is an arithmetic number, because the mean of its divisors is an integer number (15392720).

Almost surely, 2^102251516 is an apocalyptic number.

It is an amenable number.

102251516 is a deficient number, since it is larger than the sum of its proper divisors (82461124).

102251516 is a wasteful number, since it uses less digits than its factorization.

102251516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 824644 (or 824642 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 23.

The square root of 102251516 is about 10111.9491691760. The cubic root of 102251516 is about 467.6165985966.

The spelling of 102251516 in words is "one hundred two million, two hundred fifty-one thousand, five hundred sixteen".