164140024 has 8 divisors (see below), whose sum is σ = 307762560. Its totient is φ = 82070008.

The previous prime is 164140019. The next prime is 164140037. The reversal of 164140024 is 420041461.

164140024 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 164139977 and 164140004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10258744 + ... + 10258759.

It is an arithmetic number, because the mean of its divisors is an integer number (38470320).

Almost surely, 2^164140024 is an apocalyptic number.

It is an amenable number.

164140024 is a deficient number, since it is larger than the sum of its proper divisors (143622536).

164140024 is a wasteful number, since it uses less digits than its factorization.

164140024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20517509 (or 20517505 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

The square root of 164140024 is about 12811.7143271305. The cubic root of 164140024 is about 547.5261056615.

Adding to 164140024 its reverse (420041461), we get a palindrome (584181485).

The spelling of 164140024 in words is "one hundred sixty-four million, one hundred forty thousand, twenty-four".