240400004 has 24 divisors (see below), whose sum is σ = 454462848. Its totient is φ = 110610720.

The previous prime is 240400001. The next prime is 240400033. The reversal of 240400004 is 400004042.

It is not an unprimeable number, because it can be changed into a prime (240400001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10229 + ... + 24195.

It is an arithmetic number, because the mean of its divisors is an integer number (18935952).

Almost surely, 2^240400004 is an apocalyptic number.

It is an amenable number.

240400004 is a deficient number, since it is larger than the sum of its proper divisors (214062844).

240400004 is a wasteful number, since it uses less digits than its factorization.

240400004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14315 (or 14313 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 14.

The square root of 240400004 is about 15504.8380836434. The cubic root of 240400004 is about 621.7915610686.

Adding to 240400004 its reverse (400004042), we get a palindrome (640404046).

The spelling of 240400004 in words is "two hundred forty million, four hundred thousand, four".