16364920 has 64 divisors (see below), whose sum is σ = 43273440. Its totient is φ = 5491200.

The previous prime is 16364911. The next prime is 16364923. The reversal of 16364920 is 2946361.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16364923) 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, 4290 + ... + 7150.

Almost surely, 2^16364920 is an apocalyptic number.

16364920 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 16364920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21636720).

16364920 is an abundant number, since it is smaller than the sum of its proper divisors (26908520).

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

16364920 is a wasteful number, since it uses less digits than its factorization.

16364920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2896 (or 2892 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 31.

The square root of 16364920 is about 4045.3578333690. The cubic root of 16364920 is about 253.8855375309.

It can be divided in two parts, 1636 and 4920, that added together give a palindrome (6556).

The spelling of 16364920 in words is "sixteen million, three hundred sixty-four thousand, nine hundred twenty".