50991754 has 8 divisors (see below), whose sum is σ = 83441088. Its totient is φ = 23178060.

The previous prime is 50991751. The next prime is 50991761. The reversal of 50991754 is 45719905.

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

It is not an unprimeable number, because it can be changed into a prime (50991751) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1158882 + ... + 1158925.

It is an arithmetic number, because the mean of its divisors is an integer number (10430136).

Almost surely, 2^50991754 is an apocalyptic number.

50991754 is a deficient number, since it is larger than the sum of its proper divisors (32449334).

50991754 is a wasteful number, since it uses less digits than its factorization.

50991754 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2317820.

The product of its (nonzero) digits is 56700, while the sum is 40.

The square root of 50991754 is about 7140.8510697255. The cubic root of 50991754 is about 370.8229891095.

The spelling of 50991754 in words is "fifty million, nine hundred ninety-one thousand, seven hundred fifty-four".