164246542 has 16 divisors (see below), whose sum is σ = 260184960. Its totient is φ = 77604472.

The previous prime is 164246513. The next prime is 164246543. The reversal of 164246542 is 245642461.

It is a junction number, because it is equal to n+sod(n) for n = 164246498 and 164246507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164246543) 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, 17692 + ... + 25327.

It is an arithmetic number, because the mean of its divisors is an integer number (16261560).

Almost surely, 2^164246542 is an apocalyptic number.

164246542 is a deficient number, since it is larger than the sum of its proper divisors (95938418).

164246542 is a wasteful number, since it uses less digits than its factorization.

164246542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43127.

The product of its digits is 46080, while the sum is 34.

The square root of 164246542 is about 12815.8707078372. The cubic root of 164246542 is about 547.6445183294.

It can be divided in two parts, 1642 and 46542, that added together give a palindrome (48184).

The spelling of 164246542 in words is "one hundred sixty-four million, two hundred forty-six thousand, five hundred forty-two".