505115232 has 24 divisors (see below), whose sum is σ = 1325927736. Its totient is φ = 168371712.

The previous prime is 505115201. The next prime is 505115249. The reversal of 505115232 is 232511505.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (24).

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, 2630713 + ... + 2630904.

It is an arithmetic number, because the mean of its divisors is an integer number (55246989).

Almost surely, 2^505115232 is an apocalyptic number.

It is an amenable number.

505115232 is an abundant number, since it is smaller than the sum of its proper divisors (820812504).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

505115232 is a wasteful number, since it uses less digits than its factorization.

505115232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5261630 (or 5261622 counting only the distinct ones).

The product of its (nonzero) digits is 1500, while the sum is 24.

The square root of 505115232 is about 22474.7687863524. The cubic root of 505115232 is about 796.3979895752.

Adding to 505115232 its reverse (232511505), we get a palindrome (737626737).

The spelling of 505115232 in words is "five hundred five million, one hundred fifteen thousand, two hundred thirty-two".