164010506 has 16 divisors (see below), whose sum is σ = 272388960. Its totient is φ = 73436880.

The previous prime is 164010503. The next prime is 164010541. The reversal of 164010506 is 605010461.

It is not an unprimeable number, because it can be changed into a prime (164010503) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54161 + ... + 57108.

It is an arithmetic number, because the mean of its divisors is an integer number (17024310).

Almost surely, 2^164010506 is an apocalyptic number.

164010506 is a deficient number, since it is larger than the sum of its proper divisors (108378454).

164010506 is a wasteful number, since it uses less digits than its factorization.

164010506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111349.

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 164010506 is about 12806.6586586822. The cubic root of 164010506 is about 547.3820555902.

Adding to 164010506 its reverse (605010461), we get a palindrome (769020967).

The spelling of 164010506 in words is "one hundred sixty-four million, ten thousand, five hundred six".