352225642 has 8 divisors (see below), whose sum is σ = 540625536. Its totient is φ = 172017132.

The previous prime is 352225631. The next prime is 352225649. The reversal of 352225642 is 246522253.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (352225649) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2047738 + ... + 2047909.

It is an arithmetic number, because the mean of its divisors is an integer number (67578192).

Almost surely, 2^352225642 is an apocalyptic number.

352225642 is a deficient number, since it is larger than the sum of its proper divisors (188399894).

352225642 is a wasteful number, since it uses less digits than its factorization.

352225642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4095692.

The product of its digits is 28800, while the sum is 31.

The square root of 352225642 is about 18767.6754554207. The cubic root of 352225642 is about 706.2205050778.

Subtracting from 352225642 its sum of digits (31), we obtain a triangular number (352225611 = T₂₆₅₄₁).

Adding to 352225642 its reverse (246522253), we get a palindrome (598747895).

The spelling of 352225642 in words is "three hundred fifty-two million, two hundred twenty-five thousand, six hundred forty-two".