2440997 has 8 divisors (see below), whose sum is σ = 2655744. Its totient is φ = 2230128.

The previous prime is 2440993. The next prime is 2441029. The reversal of 2440997 is 7990442.

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

It is a cyclic number.

It is not a de Polignac number, because 2440997 - 2² = 2440993 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2440993) 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, 428 + ... + 2250.

It is an arithmetic number, because the mean of its divisors is an integer number (331968).

2^2440997 is an apocalyptic number.

It is an amenable number.

2440997 is a deficient number, since it is larger than the sum of its proper divisors (214747).

2440997 is a wasteful number, since it uses less digits than its factorization.

2440997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1939.

The product of its (nonzero) digits is 18144, while the sum is 35.

The square root of 2440997 is about 1562.3690345114. The cubic root of 2440997 is about 134.6446438461.

The spelling of 2440997 in words is "two million, four hundred forty thousand, nine hundred ninety-seven".