16334040 has 64 divisors (see below), whose sum is σ = 49651200. Its totient is φ = 4298112.

The previous prime is 16334039. The next prime is 16334041. The reversal of 16334040 is 4043361.

It is an interprime number because it is at equal distance from previous prime (16334039) and next prime (16334041).

It is a junction number, because it is equal to n+sod(n) for n = 16333998 and 16334016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16334041) 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, 8619 + ... + 10341.

It is an arithmetic number, because the mean of its divisors is an integer number (775800).

Almost surely, 2^16334040 is an apocalyptic number.

16334040 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 16334040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24825600).

16334040 is an abundant number, since it is smaller than the sum of its proper divisors (33317160).

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

16334040 is a wasteful number, since it uses less digits than its factorization.

16334040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1816 (or 1812 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 16334040 is about 4041.5393107082. The cubic root of 16334040 is about 253.7257461025.

The spelling of 16334040 in words is "sixteen million, three hundred thirty-four thousand, forty".