102199498 has 8 divisors (see below), whose sum is σ = 158244480. Its totient is φ = 49451340.

The previous prime is 102199457. The next prime is 102199541. The reversal of 102199498 is 894991201.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 824128 + ... + 824251.

It is an arithmetic number, because the mean of its divisors is an integer number (19780560).

Almost surely, 2^102199498 is an apocalyptic number.

102199498 is a deficient number, since it is larger than the sum of its proper divisors (56044982).

102199498 is a wasteful number, since it uses less digits than its factorization.

102199498 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1648412.

The product of its (nonzero) digits is 46656, while the sum is 43.

The square root of 102199498 is about 10109.3767364759. The cubic root of 102199498 is about 467.5372889128.

The spelling of 102199498 in words is "one hundred two million, one hundred ninety-nine thousand, four hundred ninety-eight".