352220535 has 64 divisors (see below), whose sum is σ = 667699200. Its totient is φ = 175550976.

The previous prime is 352220521. The next prime is 352220587. The reversal of 352220535 is 535022253.

It is not a de Polignac number, because 352220535 - 2⁵ = 352220503 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 352220499 and 352220508.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 382806 + ... + 383724.

It is an arithmetic number, because the mean of its divisors is an integer number (10432800).

Almost surely, 2^352220535 is an apocalyptic number.

352220535 is a deficient number, since it is larger than the sum of its proper divisors (315478665).

352220535 is a wasteful number, since it uses less digits than its factorization.

352220535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1117 (or 1111 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 27.

The square root of 352220535 is about 18767.5393965219. The cubic root of 352220535 is about 706.2170918438.

Adding to 352220535 its reverse (535022253), we get a palindrome (887242788).

The spelling of 352220535 in words is "three hundred fifty-two million, two hundred twenty thousand, five hundred thirty-five".