436164345 has 32 divisors (see below), whose sum is σ = 784995840. Its totient is φ = 232615152.

The previous prime is 436164343. The next prime is 436164373. The reversal of 436164345 is 543461634.

436164345 is a `hidden beast` number, since 4 + 3 + 6 + 1 + 643 + 4 + 5 = 666.

It is not a de Polignac number, because 436164345 - 2¹ = 436164343 is a prime.

It is not an unprimeable number, because it can be changed into a prime (436164343) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9009 + ... + 30878.

It is an arithmetic number, because the mean of its divisors is an integer number (24531120).

Almost surely, 2^436164345 is an apocalyptic number.

436164345 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

436164345 is a deficient number, since it is larger than the sum of its proper divisors (348831495).

436164345 is an frugal number, since it uses more digits than its factorization.

436164345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39913 (or 39895 counting only the distinct ones).

The product of its digits is 103680, while the sum is 36.

The square root of 436164345 is about 20884.5479960664. The cubic root of 436164345 is about 758.3739154173.

It can be divided in two parts, 43616 and 4345, that added together give a square (47961 = 219²).

The spelling of 436164345 in words is "four hundred thirty-six million, one hundred sixty-four thousand, three hundred forty-five".