164576461 has 8 divisors (see below), whose sum is σ = 197986880. Its totient is φ = 133640928.

The previous prime is 164576459. The next prime is 164576471. The reversal of 164576461 is 164675461.

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

It is a cyclic number.

It is not a de Polignac number, because 164576461 - 2¹ = 164576459 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164576471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 618576 + ... + 618841.

It is an arithmetic number, because the mean of its divisors is an integer number (24748360).

Almost surely, 2^164576461 is an apocalyptic number.

It is an amenable number.

164576461 is a deficient number, since it is larger than the sum of its proper divisors (33410419).

164576461 is a wasteful number, since it uses less digits than its factorization.

164576461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1237443.

The product of its digits is 120960, while the sum is 40.

The square root of 164576461 is about 12828.7357522088. The cubic root of 164576461 is about 548.0109542361.

The spelling of 164576461 in words is "one hundred sixty-four million, five hundred seventy-six thousand, four hundred sixty-one".