164752742 has 16 divisors (see below), whose sum is σ = 308109312. Its totient is φ = 64189320.

The previous prime is 164752733. The next prime is 164752747. The reversal of 164752742 is 247257461.

It is a junction number, because it is equal to n+sod(n) for n = 164752696 and 164752705.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164752747) 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, 534758 + ... + 535065.

It is an arithmetic number, because the mean of its divisors is an integer number (19256832).

Almost surely, 2^164752742 is an apocalyptic number.

164752742 is a deficient number, since it is larger than the sum of its proper divisors (143356570).

164752742 is a wasteful number, since it uses less digits than its factorization.

164752742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1069843.

The product of its digits is 94080, while the sum is 38.

The square root of 164752742 is about 12835.6044657040. The cubic root of 164752742 is about 548.2065460955.

The spelling of 164752742 in words is "one hundred sixty-four million, seven hundred fifty-two thousand, seven hundred forty-two".