16342940 has 12 divisors (see below), whose sum is σ = 34320216. Its totient is φ = 6537168.

The previous prime is 16342939. The next prime is 16342943. The reversal of 16342940 is 4924361.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16342943) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 408554 + ... + 408593.

It is an arithmetic number, because the mean of its divisors is an integer number (2860018).

Almost surely, 2^16342940 is an apocalyptic number.

16342940 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16342940 is an abundant number, since it is smaller than the sum of its proper divisors (17977276).

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

16342940 is a wasteful number, since it uses less digits than its factorization.

16342940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 817156 (or 817154 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 16342940 is about 4042.6402263867. The cubic root of 16342940 is about 253.7718206219.

The spelling of 16342940 in words is "sixteen million, three hundred forty-two thousand, nine hundred forty".