164467740 has 48 divisors (see below), whose sum is σ = 461307168. Its totient is φ = 43782144.

The previous prime is 164467739. The next prime is 164467777. The reversal of 164467740 is 47764461.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38344 + ... + 42416.

It is an arithmetic number, because the mean of its divisors is an integer number (9610566).

Almost surely, 2^164467740 is an apocalyptic number.

164467740 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

164467740 is an abundant number, since it is smaller than the sum of its proper divisors (296839428).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

164467740 is a wasteful number, since it uses less digits than its factorization.

164467740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4758 (or 4756 counting only the distinct ones).

The product of its (nonzero) digits is 112896, while the sum is 39.

The square root of 164467740 is about 12824.4976509803. The cubic root of 164467740 is about 547.8902536547.

The spelling of 164467740 in words is "one hundred sixty-four million, four hundred sixty-seven thousand, seven hundred forty".