501540034 has 8 divisors (see below), whose sum is σ = 754245180. Its totient is φ = 250124976.

The previous prime is 501540023. The next prime is 501540073. The reversal of 501540034 is 430045105.

It can be written as a sum of positive squares in 2 ways, for example, as 499299025 + 2241009 = 22345^2 + 1497^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 501539987 and 501540014.

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, 321549 + ... + 323104.

Almost surely, 2^501540034 is an apocalyptic number.

501540034 is a deficient number, since it is larger than the sum of its proper divisors (252705146).

501540034 is a wasteful number, since it uses less digits than its factorization.

501540034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 645044.

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 501540034 is about 22395.0895064074. The cubic root of 501540034 is about 794.5145746441.

Adding to 501540034 its reverse (430045105), we get a palindrome (931585139).

The spelling of 501540034 in words is "five hundred one million, five hundred forty thousand, thirty-four".