348087636 has 36 divisors (see below), whose sum is σ = 947573172. Its totient is φ = 107103744.

The previous prime is 348087617. The next prime is 348087643. The reversal of 348087636 is 636780843.

348087636 is a `hidden beast` number, since 3 + 4 + 8 + 0 + 8 + 7 + 636 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 71064900 + 277022736 = 8430^2 + 16644^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a junction number, because it is equal to n+sod(n) for n = 348087591 and 348087600.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 371421 + ... + 372356.

It is an arithmetic number, because the mean of its divisors is an integer number (26321477).

Almost surely, 2^348087636 is an apocalyptic number.

348087636 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

348087636 is an abundant number, since it is smaller than the sum of its proper divisors (599485536).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

348087636 is a wasteful number, since it uses less digits than its factorization.

348087636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 743800 (or 743795 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 45.

The square root of 348087636 is about 18657.1068496699. The cubic root of 348087636 is about 703.4440045569. Note that the first 3 decimals are identical.

The spelling of 348087636 in words is "three hundred forty-eight million, eighty-seven thousand, six hundred thirty-six".