102680398 has 16 divisors (see below), whose sum is σ = 158384160. Its totient is φ = 49903776.

The previous prime is 102680393. The next prime is 102680399. The reversal of 102680398 is 893086201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102680393) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7111 + ... + 15997.

It is an arithmetic number, because the mean of its divisors is an integer number (9899010).

Almost surely, 2^102680398 is an apocalyptic number.

102680398 is a deficient number, since it is larger than the sum of its proper divisors (55703762).

102680398 is a wasteful number, since it uses less digits than its factorization.

102680398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9051.

The product of its (nonzero) digits is 20736, while the sum is 37.

The square root of 102680398 is about 10133.1336712786. The cubic root of 102680398 is about 468.2694743148.

The spelling of 102680398 in words is "one hundred two million, six hundred eighty thousand, three hundred ninety-eight".