242658550 has 12 divisors (see below), whose sum is σ = 451344996. Its totient is φ = 97063400.

The previous prime is 242658547. The next prime is 242658553. The reversal of 242658550 is 55856242.

It is an interprime number because it is at equal distance from previous prime (242658547) and next prime (242658553).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242658553) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2426536 + ... + 2426635.

It is an arithmetic number, because the mean of its divisors is an integer number (37612083).

Almost surely, 2^242658550 is an apocalyptic number.

242658550 is a deficient number, since it is larger than the sum of its proper divisors (208686446).

242658550 is a wasteful number, since it uses less digits than its factorization.

242658550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4853183 (or 4853178 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 37.

The square root of 242658550 is about 15577.5014042689. The cubic root of 242658550 is about 623.7327281721.

The spelling of 242658550 in words is "two hundred forty-two million, six hundred fifty-eight thousand, five hundred fifty".