240164 has 6 divisors (see below), whose sum is σ = 420294. Its totient is φ = 120080.

The previous prime is 240151. The next prime is 240169. The reversal of 240164 is 461042.

It can be written as a sum of positive squares in only one way, i.e., 240100 + 64 = 490^2 + 8^2 .

It is not an unprimeable number, because it can be changed into a prime (240169) by changing a digit.

240164 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30017 + ... + 30024.

It is an arithmetic number, because the mean of its divisors is an integer number (70049).

2²⁴⁰¹⁶⁴ is an apocalyptic number.

It is an amenable number.

240164 is a deficient number, since it is larger than the sum of its proper divisors (180130).

240164 is a wasteful number, since it uses less digits than its factorization.

240164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60045 (or 60043 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 240164 is about 490.0653017711. The cubic root of 240164 is about 62.1588020664.

It can be divided in two parts, 2401 and 64, that multiplied together give a square (153664 = 392²).

The spelling of 240164 in words is "two hundred forty thousand, one hundred sixty-four".