505032142 has 8 divisors (see below), whose sum is σ = 763078176. Its totient is φ = 250672752.

The previous prime is 505032139. The next prime is 505032161. The reversal of 505032142 is 241230505.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 921318 + ... + 921865.

It is an arithmetic number, because the mean of its divisors is an integer number (95384772).

Almost surely, 2^505032142 is an apocalyptic number.

505032142 is a deficient number, since it is larger than the sum of its proper divisors (258046034).

505032142 is a wasteful number, since it uses less digits than its factorization.

505032142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1843322.

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 505032142 is about 22472.9201929789. The cubic root of 505032142 is about 796.3543187891.

Adding to 505032142 its reverse (241230505), we get a palindrome (746262647).

The spelling of 505032142 in words is "five hundred five million, thirty-two thousand, one hundred forty-two".