2397242693 has 4 divisors (see below), whose sum is σ = 2430081708. Its totient is φ = 2364403680.

The previous prime is 2397242677. The next prime is 2397242713. The reversal of 2397242693 is 3962427932.

It is a happy number.

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 1465894369 + 931348324 = 38287^2 + 30518^2 .

It is a cyclic number.

It is not a de Polignac number, because 2397242693 - 2⁴ = 2397242677 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 (2397242663) 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, 16419398 + ... + 16419543.

It is an arithmetic number, because the mean of its divisors is an integer number (607520427).

Almost surely, 2^2397242693 is an apocalyptic number.

It is an amenable number.

2397242693 is a deficient number, since it is larger than the sum of its proper divisors (32839015).

2397242693 is an equidigital number, since it uses as much as digits as its factorization.

2397242693 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32839014.

The product of its digits is 979776, while the sum is 47.

The square root of 2397242693 is about 48961.6451214622. The cubic root of 2397242693 is about 1338.3529725284.

The spelling of 2397242693 in words is "two billion, three hundred ninety-seven million, two hundred forty-two thousand, six hundred ninety-three".