506861375 has 32 divisors (see below), whose sum is σ = 676952640. Its totient is φ = 377548800.

The previous prime is 506861371. The next prime is 506861431. The reversal of 506861375 is 573168605.

It is not a de Polignac number, because 506861375 - 2² = 506861371 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (506861371) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 204896 + ... + 207354.

It is an arithmetic number, because the mean of its divisors is an integer number (21154770).

Almost surely, 2^506861375 is an apocalyptic number.

506861375 is a deficient number, since it is larger than the sum of its proper divisors (170091265).

506861375 is a wasteful number, since it uses less digits than its factorization.

506861375 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2588 (or 2578 counting only the distinct ones).

The product of its (nonzero) digits is 151200, while the sum is 41.

The square root of 506861375 is about 22513.5820117546. The cubic root of 506861375 is about 797.3146288757.

The spelling of 506861375 in words is "five hundred six million, eight hundred sixty-one thousand, three hundred seventy-five".