16494061 has 4 divisors (see below), whose sum is σ = 16544224. Its totient is φ = 16443900.

The previous prime is 16494053. The next prime is 16494067. The reversal of 16494061 is 16049461.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 16049461 = 83 ⋅193367.

It is a cyclic number.

It is not a de Polignac number, because 16494061 - 2³ = 16494053 is a prime.

It is a Duffinian number.

It is a plaindrome in base 13.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16494067) 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, 24585 + ... + 25246.

It is an arithmetic number, because the mean of its divisors is an integer number (4136056).

Almost surely, 2^16494061 is an apocalyptic number.

It is an amenable number.

16494061 is a deficient number, since it is larger than the sum of its proper divisors (50163).

16494061 is an equidigital number, since it uses as much as digits as its factorization.

16494061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50162.

The product of its (nonzero) digits is 5184, while the sum is 31.

The square root of 16494061 is about 4061.2880961587. The cubic root of 16494061 is about 254.5516201003.

The spelling of 16494061 in words is "sixteen million, four hundred ninety-four thousand, sixty-one".