240034512 has 80 divisors (see below), whose sum is σ = 639457088. Its totient is φ = 77552640.

The previous prime is 240034507. The next prime is 240034547. The reversal of 240034512 is 215430042.

It is a congruent number.

It is an unprimeable number.

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 in 15 ways as a sum of consecutive naturals, for example, 213183 + ... + 214305.

Almost surely, 2^240034512 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 240034512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (319728544).

240034512 is an abundant number, since it is smaller than the sum of its proper divisors (399422576).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

240034512 is a wasteful number, since it uses less digits than its factorization.

240034512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1268 (or 1262 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 240034512 is about 15493.0472147993. The cubic root of 240034512 is about 621.4762877653.

Adding to 240034512 its reverse (215430042), we get a palindrome (455464554).

The spelling of 240034512 in words is "two hundred forty million, thirty-four thousand, five hundred twelve".