345186436 has 12 divisors (see below), whose sum is σ = 690372928. Its totient is φ = 147937032.

The previous prime is 345186419. The next prime is 345186463. The reversal of 345186436 is 634681543.

345186436 is an admirable number.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

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, 6164016 + ... + 6164071.

Almost surely, 2^345186436 is an apocalyptic number.

It is an amenable number.

345186436 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

345186436 is a wasteful number, since it uses less digits than its factorization.

345186436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12328098 (or 12328096 counting only the distinct ones).

The product of its digits is 207360, while the sum is 40.

The square root of 345186436 is about 18579.1936315869. The cubic root of 345186436 is about 701.4842221822.

The spelling of 345186436 in words is "three hundred forty-five million, one hundred eighty-six thousand, four hundred thirty-six".