16376401 has 6 divisors (see below), whose sum is σ = 16922706. Its totient is φ = 15847200.

The previous prime is 16376383. The next prime is 16376407. The reversal of 16376401 is 10467361.

It can be written as a sum of positive squares in only one way, i.e., 15992001 + 384400 = 3999^2 + 620^2 .

It is not a de Polignac number, because 16376401 - 2⁵ = 16376369 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 16376401.

It is not an unprimeable number, because it can be changed into a prime (16376407) 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 5 ways as a sum of consecutive naturals, for example, 7560 + ... + 9481.

It is an arithmetic number, because the mean of its divisors is an integer number (2820451).

Almost surely, 2^16376401 is an apocalyptic number.

It is an amenable number.

16376401 is a deficient number, since it is larger than the sum of its proper divisors (546305).

16376401 is an equidigital number, since it uses as much as digits as its factorization.

16376401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17103 (or 17072 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 28.

The square root of 16376401 is about 4046.7766184953. The cubic root of 16376401 is about 253.9448957694.

The spelling of 16376401 in words is "sixteen million, three hundred seventy-six thousand, four hundred one".