102196738 has 32 divisors (see below), whose sum is σ = 182173824. Its totient is φ = 42083712.

The previous prime is 102196729. The next prime is 102196747. The reversal of 102196738 is 837691201.

It is an interprime number because it is at equal distance from previous prime (102196729) and next prime (102196747).

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a junction number, because it is equal to n+sod(n) for n = 102196697 and 102196706.

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 15 ways as a sum of consecutive naturals, for example, 41806 + ... + 44182.

It is an arithmetic number, because the mean of its divisors is an integer number (5692932).

Almost surely, 2^102196738 is an apocalyptic number.

102196738 is a deficient number, since it is larger than the sum of its proper divisors (79977086).

102196738 is a wasteful number, since it uses less digits than its factorization.

102196738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2506.

The product of its (nonzero) digits is 18144, while the sum is 37.

The square root of 102196738 is about 10109.2402286225. The cubic root of 102196738 is about 467.5330801037.

The spelling of 102196738 in words is "one hundred two million, one hundred ninety-six thousand, seven hundred thirty-eight".