68749552 has 20 divisors (see below), whose sum is σ = 136803496. Its totient is φ = 33445440.

The previous prime is 68749531. The next prime is 68749567. The reversal of 68749552 is 25594786.

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, 57474 + ... + 58657.

Almost surely, 2^68749552 is an apocalyptic number.

It is an amenable number.

68749552 is a deficient number, since it is larger than the sum of its proper divisors (68053944).

68749552 is a wasteful number, since it uses less digits than its factorization.

68749552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116176 (or 116170 counting only the distinct ones).

The product of its digits is 604800, while the sum is 46.

The square root of 68749552 is about 8291.5349604280. The cubic root of 68749552 is about 409.6597454658.

The spelling of 68749552 in words is "sixty-eight million, seven hundred forty-nine thousand, five hundred fifty-two".