240515001 has 20 divisors (see below), whose sum is σ = 360096000. Its totient is φ = 159982776.

The previous prime is 240514999. The next prime is 240515003. The reversal of 240515001 is 100515042.

It is an interprime number because it is at equal distance from previous prime (240514999) and next prime (240515003).

It is not a de Polignac number, because 240515001 - 2¹ = 240514999 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (240515003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 35700 + ... + 41898.

It is an arithmetic number, because the mean of its divisors is an integer number (18004800).

Almost surely, 2^240515001 is an apocalyptic number.

It is an amenable number.

240515001 is a deficient number, since it is larger than the sum of its proper divisors (119580999).

240515001 is an equidigital number, since it uses as much as digits as its factorization.

240515001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6690 (or 6681 counting only the distinct ones).

The product of its (nonzero) digits is 200, while the sum is 18.

The square root of 240515001 is about 15508.5460633807. The cubic root of 240515001 is about 621.8906913576.

The spelling of 240515001 in words is "two hundred forty million, five hundred fifteen thousand, one".