240197001 has 16 divisors (see below), whose sum is σ = 349747200. Its totient is φ = 145419920.

The previous prime is 240196991. The next prime is 240197003. The reversal of 240197001 is 100791042.

It is a cyclic number.

It is not a de Polignac number, because 240197001 - 2¹⁴ = 240180617 is a prime.

It is not an unprimeable number, because it can be changed into a prime (240197003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33100 + ... + 39698.

It is an arithmetic number, because the mean of its divisors is an integer number (21859200).

Almost surely, 2^240197001 is an apocalyptic number.

It is an amenable number.

240197001 is a deficient number, since it is larger than the sum of its proper divisors (109550199).

240197001 is a wasteful number, since it uses less digits than its factorization.

240197001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7716.

The product of its (nonzero) digits is 504, while the sum is 24.

The square root of 240197001 is about 15498.2902605416. The cubic root of 240197001 is about 621.6164902189.

The spelling of 240197001 in words is "two hundred forty million, one hundred ninety-seven thousand, one".