102740302 has 16 divisors (see below), whose sum is σ = 176271840. Its totient is φ = 43995168.

The previous prime is 102740291. The next prime is 102740303. The reversal of 102740302 is 203047201.

It is a self number, because there is not a number n which added to its sum of digits gives 102740302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102740303) 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, 21168 + ... + 25564.

It is an arithmetic number, because the mean of its divisors is an integer number (11016990).

Almost surely, 2^102740302 is an apocalyptic number.

102740302 is a deficient number, since it is larger than the sum of its proper divisors (73531538).

102740302 is a wasteful number, since it uses less digits than its factorization.

102740302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6075.

The product of its (nonzero) digits is 336, while the sum is 19.

The square root of 102740302 is about 10136.0890880063. The cubic root of 102740302 is about 468.3605198044.

Adding to 102740302 its reverse (203047201), we get a palindrome (305787503).

The spelling of 102740302 in words is "one hundred two million, seven hundred forty thousand, three hundred two".