2394497251 has 4 divisors (see below), whose sum is σ = 2396871400. Its totient is φ = 2392123104.

The previous prime is 2394497239. The next prime is 2394497267. The reversal of 2394497251 is 1527944932.

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

It is a cyclic number.

It is not a de Polignac number, because 2394497251 - 2⁵ = 2394497219 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2394497551) 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, 1185561 + ... + 1187578.

It is an arithmetic number, because the mean of its divisors is an integer number (599217850).

Almost surely, 2^2394497251 is an apocalyptic number.

2394497251 is a deficient number, since it is larger than the sum of its proper divisors (2374149).

2394497251 is a wasteful number, since it uses less digits than its factorization.

2394497251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2374148.

The product of its digits is 544320, while the sum is 46.

The square root of 2394497251 is about 48933.6004295617. The cubic root of 2394497251 is about 1337.8418611508.

The spelling of 2394497251 in words is "two billion, three hundred ninety-four million, four hundred ninety-seven thousand, two hundred fifty-one".