501696320 has 56 divisors (see below), whose sum is σ = 1226981544. Its totient is φ = 195250176.

The previous prime is 501696287. The next prime is 501696331. The reversal of 501696320 is 23696105.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 37552384 + 464143936 = 6128^2 + 21544^2 .

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a congruent 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, 9347 + ... + 33026.

Almost surely, 2^501696320 is an apocalyptic number.

It is an amenable number.

501696320 is an abundant number, since it is smaller than the sum of its proper divisors (725285224).

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

501696320 is a wasteful number, since it uses less digits than its factorization.

501696320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42427 (or 42417 counting only the distinct ones).

The product of its (nonzero) digits is 9720, while the sum is 32.

The square root of 501696320 is about 22398.5785263262. The cubic root of 501696320 is about 794.5970928885.

The spelling of 501696320 in words is "five hundred one million, six hundred ninety-six thousand, three hundred twenty".