352522500 has 120 divisors (see below), whose sum is σ = 1121565984. Its totient is φ = 85440000.

The previous prime is 352522493. The next prime is 352522507. The reversal of 352522500 is 5225253.

It is an interprime number because it is at equal distance from previous prime (352522493) and next prime (352522507).

It is a super-2 number, since 2×352522500² = 248544226012500000, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (352522507) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 80364 + ... + 84636.

Almost surely, 2^352522500 is an apocalyptic number.

352522500 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 352522500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (560782992).

352522500 is an abundant number, since it is smaller than the sum of its proper divisors (769043484).

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

352522500 is a wasteful number, since it uses less digits than its factorization.

352522500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4311 (or 4294 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 24.

The square root of 352522500 is about 18775.5825475536. The cubic root of 352522500 is about 706.4188517358.

Adding to 352522500 its reverse (5225253), we get a palindrome (357747753).

The spelling of 352522500 in words is "three hundred fifty-two million, five hundred twenty-two thousand, five hundred".