507042505 has 8 divisors (see below), whose sum is σ = 614138112. Its totient is φ = 401842608.

The previous prime is 507042433. The next prime is 507042511. The reversal of 507042505 is 505240705.

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

It is a cyclic number.

It is not a de Polignac number, because 507042505 - 2⁹ = 507041993 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 473337 + ... + 474406.

It is an arithmetic number, because the mean of its divisors is an integer number (76767264).

Almost surely, 2^507042505 is an apocalyptic number.

It is an amenable number.

507042505 is a deficient number, since it is larger than the sum of its proper divisors (107095607).

507042505 is a wasteful number, since it uses less digits than its factorization.

507042505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 947855.

The product of its (nonzero) digits is 7000, while the sum is 28.

The square root of 507042505 is about 22517.6043352751. The cubic root of 507042505 is about 797.4095926446.

The spelling of 507042505 in words is "five hundred seven million, forty-two thousand, five hundred five".