16332345 has 12 divisors (see below), whose sum is σ = 28309476. Its totient is φ = 8710560.

The previous prime is 16332341. The next prime is 16332347. The reversal of 16332345 is 54323361.

It is a happy number.

16332345 is a `hidden beast` number, since 1 + 633 + 23 + 4 + 5 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 2134521 + 14197824 = 1461^2 + 3768^2 .

It is not a de Polignac number, because 16332345 - 2² = 16332341 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16332341) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 181426 + ... + 181515.

It is an arithmetic number, because the mean of its divisors is an integer number (2359123).

Almost surely, 2^16332345 is an apocalyptic number.

16332345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

16332345 is a deficient number, since it is larger than the sum of its proper divisors (11977131).

16332345 is a wasteful number, since it uses less digits than its factorization.

16332345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 362952 (or 362949 counting only the distinct ones).

The product of its digits is 6480, while the sum is 27.

The square root of 16332345 is about 4041.3296079385. The cubic root of 16332345 is about 253.7169693390.

The spelling of 16332345 in words is "sixteen million, three hundred thirty-two thousand, three hundred forty-five".