16140352 has 14 divisors (see below), whose sum is σ = 32028638. Its totient is φ = 8070144.

The previous prime is 16140343. The next prime is 16140389. The reversal of 16140352 is 25304161.

It can be written as a sum of positive squares in only one way, i.e., 15808576 + 331776 = 3976^2 + 576^2 .

It is a nialpdrome in base 8.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126033 + ... + 126160.

Almost surely, 2^16140352 is an apocalyptic number.

It is an amenable number.

16140352 is a deficient number, since it is larger than the sum of its proper divisors (15888286).

16140352 is an equidigital number, since it uses as much as digits as its factorization.

16140352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 252205 (or 252195 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 16140352 is about 4017.5056938354. The cubic root of 16140352 is about 252.7188678385.

The spelling of 16140352 in words is "sixteen million, one hundred forty thousand, three hundred fifty-two".