506694051 has 12 divisors (see below), whose sum is σ = 732886128. Its totient is φ = 337336944.

The previous prime is 506694043. The next prime is 506694077. The reversal of 506694051 is 150496605.

506694051 is a `hidden beast` number, since 506 + 69 + 40 + 51 = 666.

It is not a de Polignac number, because 506694051 - 2³ = 506694043 is a prime.

It is a super-2 number, since 2×506694051² = 513477722637581202, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 506693997 and 506694015.

It is not an unprimeable number, because it can be changed into a prime (506694751) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 31200 + ... + 44573.

It is an arithmetic number, because the mean of its divisors is an integer number (61073844).

Almost surely, 2^506694051 is an apocalyptic number.

506694051 is a deficient number, since it is larger than the sum of its proper divisors (226192077).

506694051 is a wasteful number, since it uses less digits than its factorization.

506694051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76522 (or 76519 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 36.

The square root of 506694051 is about 22509.8656370934. The cubic root of 506694051 is about 797.2268832826.

The spelling of 506694051 in words is "five hundred six million, six hundred ninety-four thousand, fifty-one".