515054 has 16 divisors (see below), whose sum is σ = 812592. Its totient is φ = 244608.

The previous prime is 515041. The next prime is 515087. The reversal of 515054 is 450515.

It is a congruent number.

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, 4502 + ... + 4614.

It is an arithmetic number, because the mean of its divisors is an integer number (50787).

2⁵¹⁵⁰⁵⁴ is an apocalyptic number.

515054 is a deficient number, since it is larger than the sum of its proper divisors (297538).

515054 is a wasteful number, since it uses less digits than its factorization.

515054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211.

The product of its (nonzero) digits is 500, while the sum is 20.

The square root of 515054 is about 717.6726273169. The cubic root of 515054 is about 80.1587472829.

Adding to 515054 its reverse (450515), we get a palindrome (965569).

The spelling of 515054 in words is "five hundred fifteen thousand, fifty-four".