517134690 has 24 divisors (see below), whose sum is σ = 1344550428. Its totient is φ = 137902560.

The previous prime is 517134689. The next prime is 517134703. The reversal of 517134690 is 96431715.

517134690 is a `hidden beast` number, since 517 + 13 + 46 + 90 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 423412929 + 93721761 = 20577^2 + 9681^2 .

It is a super-3 number, since 3×517134690³ (a number of 27 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2872881 + ... + 2873060.

Almost surely, 2^517134690 is an apocalyptic number.

517134690 is an abundant number, since it is smaller than the sum of its proper divisors (827415738).

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

517134690 is a wasteful number, since it uses less digits than its factorization.

517134690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5745954 (or 5745951 counting only the distinct ones).

The product of its (nonzero) digits is 22680, while the sum is 36.

The square root of 517134690 is about 22740.5956386371. The cubic root of 517134690 is about 802.6654272177.

The spelling of 517134690 in words is "five hundred seventeen million, one hundred thirty-four thousand, six hundred ninety".