16393332 has 36 divisors (see below), whose sum is σ = 38940608. Its totient is φ = 5367600.

The previous prime is 16393313. The next prime is 16393343. The reversal of 16393332 is 23339361.

16393332 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 16393332.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 60357 + ... + 60627.

Almost surely, 2^16393332 is an apocalyptic number.

16393332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

16393332 is an abundant number, since it is smaller than the sum of its proper divisors (22547276).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16393332 is a wasteful number, since it uses less digits than its factorization.

16393332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 420 (or 347 counting only the distinct ones).

The product of its digits is 8748, while the sum is 30.

The square root of 16393332 is about 4048.8679899448. The cubic root of 16393332 is about 254.0323806033.

The spelling of 16393332 in words is "sixteen million, three hundred ninety-three thousand, three hundred thirty-two".