50072105 has 4 divisors (see below), whose sum is σ = 60086532. Its totient is φ = 40057680.

The previous prime is 50072101. The next prime is 50072117. The reversal of 50072105 is 50127005.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 38093584 + 11978521 = 6172^2 + 3461^2 .

It is not a de Polignac number, because 50072105 - 2² = 50072101 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50072101) 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, 5007206 + ... + 5007215.

It is an arithmetic number, because the mean of its divisors is an integer number (15021633).

Almost surely, 2^50072105 is an apocalyptic number.

It is an amenable number.

50072105 is a deficient number, since it is larger than the sum of its proper divisors (10014427).

50072105 is a wasteful number, since it uses less digits than its factorization.

50072105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10014426.

The product of its (nonzero) digits is 350, while the sum is 20.

The square root of 50072105 is about 7076.1645684650. The cubic root of 50072105 is about 368.5801561985.

The spelling of 50072105 in words is "fifty million, seventy-two thousand, one hundred five".