352220500 has 24 divisors (see below), whose sum is σ = 769250664. Its totient is φ = 140888000.

The previous prime is 352220497. The next prime is 352220503. The reversal of 352220500 is 5022253.

It is an interprime number because it is at equal distance from previous prime (352220497) and next prime (352220503).

It can be written as a sum of positive squares in 4 ways, for example, as 432964 + 351787536 = 658^2 + 18756^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (352220503) by changing a digit.

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, 351721 + ... + 352720.

It is an arithmetic number, because the mean of its divisors is an integer number (32052111).

Almost surely, 2^352220500 is an apocalyptic number.

It is an amenable number.

352220500 is an abundant number, since it is smaller than the sum of its proper divisors (417030164).

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

352220500 is a wasteful number, since it uses less digits than its factorization.

352220500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 704460 (or 704448 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 19.

The square root of 352220500 is about 18767.5384640608. The cubic root of 352220500 is about 706.2170684517.

Adding to 352220500 its reverse (5022253), we get a palindrome (357242753).

The spelling of 352220500 in words is "three hundred fifty-two million, two hundred twenty thousand, five hundred".