352220046 has 16 divisors (see below), whose sum is σ = 704786304. Its totient is φ = 117348984.

The previous prime is 352220041. The next prime is 352220069. The reversal of 352220046 is 640022253.

It is a junction number, because it is equal to n+sod(n) for n = 352219998 and 352220025.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (352220041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 106 + ... + 26541.

It is an arithmetic number, because the mean of its divisors is an integer number (44049144).

Almost surely, 2^352220046 is an apocalyptic number.

352220046 is an abundant number, since it is smaller than the sum of its proper divisors (352566258).

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

352220046 is a wasteful number, since it uses less digits than its factorization.

352220046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28855.

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 352220046 is about 18767.5263687040. The cubic root of 352220046 is about 706.2167650218.

Adding to 352220046 its reverse (640022253), we get a palindrome (992242299).

The spelling of 352220046 in words is "three hundred fifty-two million, two hundred twenty thousand, forty-six".