1520076732 has 24 divisors (see below), whose sum is σ = 3547479936. Its totient is φ = 506601648.

The previous prime is 1520076713. The next prime is 1520076757. The reversal of 1520076732 is 2376700251.

It is a junction number, because it is equal to n+sod(n) for n = 1520076693 and 1520076702.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 114513 + ... + 127095.

It is an arithmetic number, because the mean of its divisors is an integer number (147811664).

Almost surely, 2^1520076732 is an apocalyptic number.

1520076732 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1520076732 is an abundant number, since it is smaller than the sum of its proper divisors (2027403204).

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

1520076732 is a wasteful number, since it uses less digits than its factorization.

1520076732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22657 (or 22655 counting only the distinct ones).

The product of its (nonzero) digits is 17640, while the sum is 33.

The square root of 1520076732 is about 38988.1614339533. The cubic root of 1520076732 is about 1149.7987630235.

Adding to 1520076732 its reverse (2376700251), we get a palindrome (3896776983).

The spelling of 1520076732 in words is "one billion, five hundred twenty million, seventy-six thousand, seven hundred thirty-two".