242220038 has 8 divisors (see below), whose sum is σ = 379127088. Its totient is φ = 115844344.

The previous prime is 242220031. The next prime is 242220067. The reversal of 242220038 is 830022242.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a junction number, because it is equal to n+sod(n) for n = 242219995 and 242220022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242220031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2632781 + ... + 2632872.

It is an arithmetic number, because the mean of its divisors is an integer number (47390886).

Almost surely, 2^242220038 is an apocalyptic number.

242220038 is a deficient number, since it is larger than the sum of its proper divisors (136907050).

242220038 is a wasteful number, since it uses less digits than its factorization.

242220038 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5265678.

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 242220038 is about 15563.4198683965. The cubic root of 242220038 is about 623.3567826182.

The spelling of 242220038 in words is "two hundred forty-two million, two hundred twenty thousand, thirty-eight".