16380046 has 8 divisors (see below), whose sum is σ = 24587640. Its totient is φ = 8184168.

The previous prime is 16380043. The next prime is 16380073. The reversal of 16380046 is 64008361.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×16380046³ (a number of 23 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 16379996 and 16380023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16380043) 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, 2845 + ... + 6391.

It is an arithmetic number, because the mean of its divisors is an integer number (3073455).

Almost surely, 2^16380046 is an apocalyptic number.

16380046 is a deficient number, since it is larger than the sum of its proper divisors (8207594).

16380046 is a wasteful number, since it uses less digits than its factorization.

16380046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5858.

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 16380046 is about 4047.2269518771. The cubic root of 16380046 is about 253.9637350833.

The spelling of 16380046 in words is "sixteen million, three hundred eighty thousand, forty-six".