16093440 has 216 divisors, whose sum is σ = 61221888. Its totient is φ = 3870720.

The previous prime is 16093421. The next prime is 16093453. The reversal of 16093440 is 4439061.

16093440 = T₄₈₅ + T₄₈₆ + ... + T₅₉₄.

It is a super-2 number, since 2×16093440² = 517997622067200, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 126657 + ... + 126783.

Almost surely, 2^16093440 is an apocalyptic number.

16093440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16093440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30610944).

16093440 is an abundant number, since it is smaller than the sum of its proper divisors (45128448).

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

16093440 is a wasteful number, since it uses less digits than its factorization.

16093440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165 (or 148 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 16093440 is about 4011.6629968132. The cubic root of 16093440 is about 252.4737874302.

The spelling of 16093440 in words is "sixteen million, ninety-three thousand, four hundred forty".