352627661 has 4 divisors (see below), whose sum is σ = 353761824. Its totient is φ = 351493500.

The previous prime is 352627657. The next prime is 352627679. The reversal of 352627661 is 166726253.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 166726253 = 557 ⋅299329.

It is a cyclic number.

It is not a de Polignac number, because 352627661 - 2² = 352627657 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (352627361) 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, 566615 + ... + 567236.

It is an arithmetic number, because the mean of its divisors is an integer number (88440456).

Almost surely, 2^352627661 is an apocalyptic number.

It is an amenable number.

352627661 is a deficient number, since it is larger than the sum of its proper divisors (1134163).

352627661 is a wasteful number, since it uses less digits than its factorization.

352627661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1134162.

The product of its digits is 90720, while the sum is 38.

The square root of 352627661 is about 18778.3828110943. The cubic root of 352627661 is about 706.4890886968.

The spelling of 352627661 in words is "three hundred fifty-two million, six hundred twenty-seven thousand, six hundred sixty-one".