352225994 has 4 divisors (see below), whose sum is σ = 528338994. Its totient is φ = 176112996.

The previous prime is 352225987. The next prime is 352226033. The reversal of 352225994 is 499522253.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 499522253 = 911 ⋅548323.

It can be written as a sum of positive squares in only one way, i.e., 204919225 + 147306769 = 14315^2 + 12137^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 88056497 + ... + 88056500.

Almost surely, 2^352225994 is an apocalyptic number.

352225994 is a deficient number, since it is larger than the sum of its proper divisors (176113000).

352225994 is a wasteful number, since it uses less digits than its factorization.

352225994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176112999.

The product of its digits is 194400, while the sum is 41.

The square root of 352225994 is about 18767.6848332446. The cubic root of 352225994 is about 706.2207403337.

The spelling of 352225994 in words is "three hundred fifty-two million, two hundred twenty-five thousand, nine hundred ninety-four".