242080164 has 30 divisors (see below), whose sum is σ = 632846214. Its totient is φ = 80693280.

The previous prime is 242080141. The next prime is 242080211. The reversal of 242080164 is 461080242.

242080164 is a `hidden beast` number, since 2 + 420 + 80 + 164 = 666.

It can be written as a sum of positive squares in only one way, i.e., 132710400 + 109369764 = 11520^2 + 10458^2 .

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 373257 + ... + 373904.

Almost surely, 2^242080164 is an apocalyptic number.

It is an amenable number.

242080164 is an abundant number, since it is smaller than the sum of its proper divisors (390766050).

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

242080164 is a wasteful number, since it uses less digits than its factorization.

242080164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 747177 (or 747166 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 27.

The square root of 242080164 is about 15558.9255413091. The cubic root of 242080164 is about 623.2367702579.

The spelling of 242080164 in words is "two hundred forty-two million, eighty thousand, one hundred sixty-four".