242401097 has 8 divisors (see below), whose sum is σ = 250629000. Its totient is φ = 234261504.

The previous prime is 242401073. The next prime is 242401193. The reversal of 242401097 is 790104242.

It can be written as a sum of positive squares in 4 ways, for example, as 53640976 + 188760121 = 7324^2 + 13739^2 .

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

It is not a de Polignac number, because 242401097 - 2¹⁴ = 242384713 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (242401037) 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 7 ways as a sum of consecutive naturals, for example, 16472 + ... + 27497.

It is an arithmetic number, because the mean of its divisors is an integer number (31328625).

Almost surely, 2^242401097 is an apocalyptic number.

It is an amenable number.

242401097 is a deficient number, since it is larger than the sum of its proper divisors (8227903).

242401097 is a wasteful number, since it uses less digits than its factorization.

242401097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44155.

The product of its (nonzero) digits is 4032, while the sum is 29.

The square root of 242401097 is about 15569.2355945949. The cubic root of 242401097 is about 623.5120632552.

The spelling of 242401097 in words is "two hundred forty-two million, four hundred one thousand, ninety-seven".