164432414 has 8 divisors (see below), whose sum is σ = 251896608. Its totient is φ = 80466880.

The previous prime is 164432399. The next prime is 164432419. The reversal of 164432414 is 414234461.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×164432414³ (a number of 26 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164432419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 874547 + ... + 874734.

It is an arithmetic number, because the mean of its divisors is an integer number (31487076).

Almost surely, 2^164432414 is an apocalyptic number.

164432414 is a deficient number, since it is larger than the sum of its proper divisors (87464194).

164432414 is a wasteful number, since it uses less digits than its factorization.

164432414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1749330.

The product of its digits is 9216, while the sum is 29.

The square root of 164432414 is about 12823.1202910992. The cubic root of 164432414 is about 547.8510237587.

Adding to 164432414 its reverse (414234461), we get a palindrome (578666875).

The spelling of 164432414 in words is "one hundred sixty-four million, four hundred thirty-two thousand, four hundred fourteen".