332166145 has 16 divisors (see below), whose sum is σ = 436602960. Its totient is φ = 241475584.

The previous prime is 332166143. The next prime is 332166157. The reversal of 332166145 is 541661233.

It can be written as a sum of positive squares in 8 ways, for example, as 65431921 + 266734224 = 8089^2 + 16332^2 .

It is a cyclic number.

It is not a de Polignac number, because 332166145 - 2¹ = 332166143 is a prime.

It is a super-2 number, since 2×332166145² = 220668695768322050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (332166143) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 64912 + ... + 69841.

It is an arithmetic number, because the mean of its divisors is an integer number (27287685).

Almost surely, 2^332166145 is an apocalyptic number.

It is an amenable number.

332166145 is a deficient number, since it is larger than the sum of its proper divisors (104436815).

332166145 is a wasteful number, since it uses less digits than its factorization.

332166145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134804.

The product of its digits is 12960, while the sum is 31.

The square root of 332166145 is about 18225.4257837780. The cubic root of 332166145 is about 692.5510447327.

The spelling of 332166145 in words is "three hundred thirty-two million, one hundred sixty-six thousand, one hundred forty-five".