501694061 has 8 divisors (see below), whose sum is σ = 548685984. Its totient is φ = 454932720.

The previous prime is 501693961. The next prime is 501694079. The reversal of 501694061 is 160496105.

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

It is not a de Polignac number, because 501694061 - 2²⁶ = 434585197 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (501694261) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53075 + ... + 61808.

It is an arithmetic number, because the mean of its divisors is an integer number (68585748).

Almost surely, 2^501694061 is an apocalyptic number.

It is an amenable number.

501694061 is a deficient number, since it is larger than the sum of its proper divisors (46991923).

501694061 is a wasteful number, since it uses less digits than its factorization.

501694061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115291.

The product of its (nonzero) digits is 6480, while the sum is 32.

The square root of 501694061 is about 22398.5280989622. The cubic root of 501694061 is about 794.5959002696.

The spelling of 501694061 in words is "five hundred one million, six hundred ninety-four thousand, sixty-one".