2440361797 has 4 divisors (see below), whose sum is σ = 2442004416. Its totient is φ = 2438719180.

The previous prime is 2440361761. The next prime is 2440361809. The reversal of 2440361797 is 7971630442.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2440361797 - 2¹¹ = 2440359749 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2440361597) 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 3 ways as a sum of consecutive naturals, for example, 819079 + ... + 822052.

It is an arithmetic number, because the mean of its divisors is an integer number (610501104).

Almost surely, 2^2440361797 is an apocalyptic number.

It is an amenable number.

2440361797 is a deficient number, since it is larger than the sum of its proper divisors (1642619).

2440361797 is a wasteful number, since it uses less digits than its factorization.

2440361797 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1642618.

The product of its (nonzero) digits is 254016, while the sum is 43.

The square root of 2440361797 is about 49400.0181882558. The cubic root of 2440361797 is about 1346.3296363217.

The spelling of 2440361797 in words is "two billion, four hundred forty million, three hundred sixty-one thousand, seven hundred ninety-seven".