332161505 has 16 divisors (see below), whose sum is σ = 444059280. Its totient is φ = 236828928.

The previous prime is 332161499. The next prime is 332161573. The reversal of 332161505 is 505161233.

It can be written as a sum of positive squares in 8 ways, for example, as 69689104 + 262472401 = 8348^2 + 16201^2 .

It is a cyclic number.

It is not a de Polignac number, because 332161505 - 2¹⁰ = 332160481 is a prime.

It is a super-2 number, since 2×332161505² = 220662530807730050, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 86222 + ... + 89991.

It is an arithmetic number, because the mean of its divisors is an integer number (27753705).

Almost surely, 2^332161505 is an apocalyptic number.

It is an amenable number.

332161505 is a deficient number, since it is larger than the sum of its proper divisors (111897775).

332161505 is a wasteful number, since it uses less digits than its factorization.

332161505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176260.

The product of its (nonzero) digits is 2700, while the sum is 26.

The square root of 332161505 is about 18225.2984886394. The cubic root of 332161505 is about 692.5478199893.

The spelling of 332161505 in words is "three hundred thirty-two million, one hundred sixty-one thousand, five hundred five".