50667920 has 40 divisors (see below), whose sum is σ = 118754304. Its totient is φ = 20103552.

The previous prime is 50667917. The next prime is 50667937. The reversal of 50667920 is 2976605.

It is a tau number, because it is divible by the number of its divisors (40).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7667 + ... + 12653.

Almost surely, 2^50667920 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 50667920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (59377152).

50667920 is an abundant number, since it is smaller than the sum of its proper divisors (68086384).

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

50667920 is a wasteful number, since it uses less digits than its factorization.

50667920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5127 (or 5121 counting only the distinct ones).

The product of its (nonzero) digits is 22680, while the sum is 35.

The square root of 50667920 is about 7118.1402065427. The cubic root of 50667920 is about 370.0363246538.

The spelling of 50667920 in words is "fifty million, six hundred sixty-seven thousand, nine hundred twenty".