2401969697 has 4 divisors (see below), whose sum is σ = 2423226180. Its totient is φ = 2380713216.

The previous prime is 2401969693. The next prime is 2401969769. The reversal of 2401969697 is 7969691042.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 46226401 + 2355743296 = 6799^2 + 48536^2 .

It is a cyclic number.

It is not a de Polignac number, because 2401969697 - 2² = 2401969693 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2401969693) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10628072 + ... + 10628297.

It is an arithmetic number, because the mean of its divisors is an integer number (605806545).

Almost surely, 2^2401969697 is an apocalyptic number.

It is an amenable number.

2401969697 is a deficient number, since it is larger than the sum of its proper divisors (21256483).

2401969697 is a wasteful number, since it uses less digits than its factorization.

2401969697 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21256482.

The product of its (nonzero) digits is 1469664, while the sum is 53.

The square root of 2401969697 is about 49009.8938684833. The cubic root of 2401969697 is about 1339.2320722519.

The spelling of 2401969697 in words is "two billion, four hundred one million, nine hundred sixty-nine thousand, six hundred ninety-seven".