16416340 has 24 divisors (see below), whose sum is σ = 34991712. Its totient is φ = 6468000.

The previous prime is 16416311. The next prime is 16416343. The reversal of 16416340 is 4361461.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16416343) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4786 + ... + 7465.

It is an arithmetic number, because the mean of its divisors is an integer number (1457988).

Almost surely, 2^16416340 is an apocalyptic number.

16416340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16416340 is an abundant number, since it is smaller than the sum of its proper divisors (18575372).

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

16416340 is a wasteful number, since it uses less digits than its factorization.

16416340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12327 (or 12325 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 16416340 is about 4051.7082817004. The cubic root of 16416340 is about 254.1511696485.

The spelling of 16416340 in words is "sixteen million, four hundred sixteen thousand, three hundred forty".