243394102 has 32 divisors (see below), whose sum is σ = 424396800. Its totient is φ = 102536928.

The previous prime is 243394093. The next prime is 243394111. The reversal of 243394102 is 201493342.

243394102 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (243394093) and next prime (243394111).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 396748 + ... + 397360.

It is an arithmetic number, because the mean of its divisors is an integer number (13262400).

Almost surely, 2^243394102 is an apocalyptic number.

243394102 is a deficient number, since it is larger than the sum of its proper divisors (181002698).

243394102 is a wasteful number, since it uses less digits than its factorization.

243394102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1060.

The product of its (nonzero) digits is 5184, while the sum is 28.

The square root of 243394102 is about 15601.0929745323. The cubic root of 243394102 is about 624.3623166372.

It can be divided in two parts, 24339 and 4102, that added together give a triangular number (28441 = T₂₃₈).

The spelling of 243394102 in words is "two hundred forty-three million, three hundred ninety-four thousand, one hundred two".