140246241 has 8 divisors (see below), whose sum is σ = 187812480. Its totient is φ = 93088752.

The previous prime is 140246237. The next prime is 140246273. The reversal of 140246241 is 142642041.

It is a happy number.

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

It is not a de Polignac number, because 140246241 - 2² = 140246237 is a prime.

It is a super-2 number, since 2×140246241² = 39338016229260162, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (140246641) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 101385 + ... + 102758.

It is an arithmetic number, because the mean of its divisors is an integer number (23476560).

Almost surely, 2^140246241 is an apocalyptic number.

It is an amenable number.

140246241 is a deficient number, since it is larger than the sum of its proper divisors (47566239).

140246241 is a wasteful number, since it uses less digits than its factorization.

140246241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204375.

The product of its (nonzero) digits is 1536, while the sum is 24.

The square root of 140246241 is about 11842.5605761592. The cubic root of 140246241 is about 519.5536616234.

Adding to 140246241 its reverse (142642041), we get a palindrome (282888282).

The spelling of 140246241 in words is "one hundred forty million, two hundred forty-six thousand, two hundred forty-one".