240399134 has 8 divisors (see below), whose sum is σ = 379577640. Its totient is φ = 113873256.

The previous prime is 240399121. The next prime is 240399143. The reversal of 240399134 is 431993042.

240399134 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 240399094 and 240399103.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3163109 + ... + 3163184.

It is an arithmetic number, because the mean of its divisors is an integer number (47447205).

Almost surely, 2^240399134 is an apocalyptic number.

240399134 is a deficient number, since it is larger than the sum of its proper divisors (139178506).

240399134 is a wasteful number, since it uses less digits than its factorization.

240399134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6326314.

The product of its (nonzero) digits is 23328, while the sum is 35.

The square root of 240399134 is about 15504.8100278591. The cubic root of 240399134 is about 621.7908109863.

The spelling of 240399134 in words is "two hundred forty million, three hundred ninety-nine thousand, one hundred thirty-four".