102735730 has 16 divisors (see below), whose sum is σ = 188414424. Its totient is φ = 40318720.

The previous prime is 102735727. The next prime is 102735751. The reversal of 102735730 is 37537201.

It can be written as a sum of positive squares in 4 ways, for example, as 89624089 + 13111641 = 9467^2 + 3621^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 96391 + ... + 97450.

Almost surely, 2^102735730 is an apocalyptic number.

102735730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102735730 is a deficient number, since it is larger than the sum of its proper divisors (85678694).

102735730 is a wasteful number, since it uses less digits than its factorization.

102735730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193901.

The product of its (nonzero) digits is 4410, while the sum is 28.

The square root of 102735730 is about 10135.8635547249. The cubic root of 102735730 is about 468.3535722677.

The spelling of 102735730 in words is "one hundred two million, seven hundred thirty-five thousand, seven hundred thirty".