505941501 has 16 divisors (see below), whose sum is σ = 728095424. Its totient is φ = 310656384.

The previous prime is 505941473. The next prime is 505941533. The reversal of 505941501 is 105149505.

It is a de Polignac number, because none of the positive numbers 2^k-505941501 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (505941571) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3630 + ... + 32016.

It is an arithmetic number, because the mean of its divisors is an integer number (45505964).

Almost surely, 2^505941501 is an apocalyptic number.

It is an amenable number.

505941501 is a deficient number, since it is larger than the sum of its proper divisors (222153923).

505941501 is a wasteful number, since it uses less digits than its factorization.

505941501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28860.

The product of its (nonzero) digits is 4500, while the sum is 30.

The square root of 505941501 is about 22493.1434219408. The cubic root of 505941501 is about 796.8320030749.

The spelling of 505941501 in words is "five hundred five million, nine hundred forty-one thousand, five hundred one".