102436436 has 12 divisors (see below), whose sum is σ = 179399220. Its totient is φ = 51179520.

The previous prime is 102436427. The next prime is 102436459. The reversal of 102436436 is 634634201.

It can be written as a sum of positive squares in 2 ways, for example, as 3632836 + 98803600 = 1906^2 + 9940^2 .

It is a junction number, because it is equal to n+sod(n) for n = 102436399 and 102436408.

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, 3245 + ... + 14676.

It is an arithmetic number, because the mean of its divisors is an integer number (14949935).

Almost surely, 2^102436436 is an apocalyptic number.

It is an amenable number.

102436436 is a deficient number, since it is larger than the sum of its proper divisors (76962784).

102436436 is a wasteful number, since it uses less digits than its factorization.

102436436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19354 (or 19352 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 29.

The square root of 102436436 is about 10121.0886766197. The cubic root of 102436436 is about 467.8983208622.

The spelling of 102436436 in words is "one hundred two million, four hundred thirty-six thousand, four hundred thirty-six".