153768834 has 32 divisors (see below), whose sum is σ = 342137280. Its totient is φ = 51192000.

The previous prime is 153768829. The next prime is 153768841. The reversal of 153768834 is 438867351.

153768834 is a `hidden beast` number, since 1 + 537 + 6 + 88 + 34 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 153768834.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 63669 + ... + 66039.

It is an arithmetic number, because the mean of its divisors is an integer number (10691790).

Almost surely, 2^153768834 is an apocalyptic number.

153768834 is an abundant number, since it is smaller than the sum of its proper divisors (188368446).

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

153768834 is a wasteful number, since it uses less digits than its factorization.

153768834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3583 (or 3577 counting only the distinct ones).

The product of its digits is 483840, while the sum is 45.

The square root of 153768834 is about 12400.3562045612. The cubic root of 153768834 is about 535.7425087760.

The spelling of 153768834 in words is "one hundred fifty-three million, seven hundred sixty-eight thousand, eight hundred thirty-four".