164223542 has 32 divisors (see below), whose sum is σ = 296524800. Its totient is φ = 66689568.

The previous prime is 164223533. The next prime is 164223547. The reversal of 164223542 is 245322461.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164223547) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32759 + ... + 37437.

It is an arithmetic number, because the mean of its divisors is an integer number (9266400).

Almost surely, 2^164223542 is an apocalyptic number.

164223542 is a deficient number, since it is larger than the sum of its proper divisors (132301258).

164223542 is a wasteful number, since it uses less digits than its factorization.

164223542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4820.

The product of its digits is 11520, while the sum is 29.

The square root of 164223542 is about 12814.9733515135. The cubic root of 164223542 is about 547.6189542967.

The spelling of 164223542 in words is "one hundred sixty-four million, two hundred twenty-three thousand, five hundred forty-two".