2402400947 has 2 divisors, whose sum is σ = 2402400948. Its totient is φ = 2402400946.

The previous prime is 2402400937. The next prime is 2402400967. The reversal of 2402400947 is 7490042042.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2402400947 - 2²⁴ = 2385623731 is a prime.

It is not a weakly prime, because it can be changed into another prime (2402400937) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1201200473 + 1201200474.

It is an arithmetic number, because the mean of its divisors is an integer number (1201200474).

Almost surely, 2^2402400947 is an apocalyptic number.

2402400947 is a deficient number, since it is larger than the sum of its proper divisors (1).

2402400947 is an equidigital number, since it uses as much as digits as its factorization.

2402400947 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16128, while the sum is 32.

The square root of 2402400947 is about 49014.2932928753. The cubic root of 2402400947 is about 1339.3122160982.

Adding to 2402400947 its reverse (7490042042), we get a palindrome (9892442989).

The spelling of 2402400947 in words is "two billion, four hundred two million, four hundred thousand, nine hundred forty-seven".