16327641 has 16 divisors (see below), whose sum is σ = 24053760. Its totient is φ = 9768720.

The previous prime is 16327637. The next prime is 16327681. The reversal of 16327641 is 14672361.

It is not a de Polignac number, because 16327641 - 2² = 16327637 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 16327599 and 16327608.

It is not an unprimeable number, because it can be changed into a prime (16327621) 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, 525 + ... + 5738.

It is an arithmetic number, because the mean of its divisors is an integer number (1503360).

Almost surely, 2^16327641 is an apocalyptic number.

16327641 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

16327641 is a deficient number, since it is larger than the sum of its proper divisors (7726119).

16327641 is a wasteful number, since it uses less digits than its factorization.

16327641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6356.

The product of its digits is 6048, while the sum is 30.

The square root of 16327641 is about 4040.7475793472. The cubic root of 16327641 is about 253.6926086971.

The spelling of 16327641 in words is "sixteen million, three hundred twenty-seven thousand, six hundred forty-one".