352621042 has 8 divisors (see below), whose sum is σ = 529719516. Its totient is φ = 176047872.

The previous prime is 352621039. The next prime is 352621051. The reversal of 352621042 is 240126253.

It can be written as a sum of positive squares in 2 ways, for example, as 290668401 + 61952641 = 17049^2 + 7871^2 .

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

It is a super-2 number, since 2×352621042² = 248683198522331528, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 352620998 and 352621016.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 129643 + ... + 132334.

Almost surely, 2^352621042 is an apocalyptic number.

352621042 is a deficient number, since it is larger than the sum of its proper divisors (177098474).

352621042 is a wasteful number, since it uses less digits than its factorization.

352621042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 262652.

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 352621042 is about 18778.2065703837. The cubic root of 352621042 is about 706.4846682830.

Adding to 352621042 its reverse (240126253), we get a palindrome (592747295).

The spelling of 352621042 in words is "three hundred fifty-two million, six hundred twenty-one thousand, forty-two".