16345650 has 24 divisors (see below), whose sum is σ = 40537584. Its totient is φ = 4358800.

The previous prime is 16345639. The next prime is 16345657. The reversal of 16345650 is 5654361.

It is a super-3 number, since 3×16345650³ (a number of 23 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an alternating number because its digits alternate between odd and even.

It is not an unprimeable number, because it can be changed into a prime (16345657) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 54336 + ... + 54635.

It is an arithmetic number, because the mean of its divisors is an integer number (1689066).

Almost surely, 2^16345650 is an apocalyptic number.

16345650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16345650 is an abundant number, since it is smaller than the sum of its proper divisors (24191934).

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

16345650 is a wasteful number, since it uses less digits than its factorization.

16345650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108986 (or 108981 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 30.

The square root of 16345650 is about 4042.9753894873. The cubic root of 16345650 is about 253.7858467319.

The spelling of 16345650 in words is "sixteen million, three hundred forty-five thousand, six hundred fifty".