102649952 has 24 divisors (see below), whose sum is σ = 202877136. Its totient is φ = 51125632.

The previous prime is 102649949. The next prime is 102649979. The reversal of 102649952 is 259946201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2318 + ... + 14514.

It is an arithmetic number, because the mean of its divisors is an integer number (8453214).

Almost surely, 2^102649952 is an apocalyptic number.

It is an amenable number.

102649952 is a deficient number, since it is larger than the sum of its proper divisors (100227184).

102649952 is a wasteful number, since it uses less digits than its factorization.

102649952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12470 (or 12462 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 38.

The square root of 102649952 is about 10131.6312605621. The cubic root of 102649952 is about 468.2231871882.

The spelling of 102649952 in words is "one hundred two million, six hundred forty-nine thousand, nine hundred fifty-two".