507957243 has 8 divisors (see below), whose sum is σ = 700630800. Its totient is φ = 326960928.

The previous prime is 507957239. The next prime is 507957253. The reversal of 507957243 is 342759705.

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

It is not a de Polignac number, because 507957243 - 2² = 507957239 is a prime.

It is a super-2 number, since 2×507957243² = 516041121432322098, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 507957195 and 507957204.

It is not an unprimeable number, because it can be changed into a prime (507957223) 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, 2919208 + ... + 2919381.

It is an arithmetic number, because the mean of its divisors is an integer number (87578850).

Almost surely, 2^507957243 is an apocalyptic number.

507957243 is a deficient number, since it is larger than the sum of its proper divisors (192673557).

507957243 is a wasteful number, since it uses less digits than its factorization.

507957243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5838621.

The product of its (nonzero) digits is 264600, while the sum is 42.

The square root of 507957243 is about 22537.9068016531. The cubic root of 507957243 is about 797.8888310035. Note that the first 4 decimals are identical.

The spelling of 507957243 in words is "five hundred seven million, nine hundred fifty-seven thousand, two hundred forty-three".