2400400396 has 6 divisors (see below), whose sum is σ = 4200700700. Its totient is φ = 1200200196.

The previous prime is 2400400393. The next prime is 2400400411. The reversal of 2400400396 is 6930040042.

It is a super-2 number, since 2×2400400396² = 11523844122233913632, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2400400393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 300050046 + ... + 300050053.

Almost surely, 2^2400400396 is an apocalyptic number.

It is an amenable number.

2400400396 is a deficient number, since it is larger than the sum of its proper divisors (1800300304).

2400400396 is a wasteful number, since it uses less digits than its factorization.

2400400396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 600100103 (or 600100101 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 28.

The square root of 2400400396 is about 48993.8812098001. The cubic root of 2400400396 is about 1338.9403511008.

The spelling of 2400400396 in words is "two billion, four hundred million, four hundred thousand, three hundred ninety-six".