16465089 has 8 divisors (see below), whose sum is σ = 22200480. Its totient is φ = 10853216.

The previous prime is 16465051. The next prime is 16465091. The reversal of 16465089 is 98056461.

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

It is a cyclic number.

It is not a de Polignac number, because 16465089 - 2⁷ = 16464961 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16465289) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30567 + ... + 31100.

It is an arithmetic number, because the mean of its divisors is an integer number (2775060).

Almost surely, 2^16465089 is an apocalyptic number.

It is an amenable number.

16465089 is a deficient number, since it is larger than the sum of its proper divisors (5735391).

16465089 is an equidigital number, since it uses as much as digits as its factorization.

16465089 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61759.

The product of its (nonzero) digits is 51840, while the sum is 39.

The square root of 16465089 is about 4057.7196798202. The cubic root of 16465089 is about 254.4024918420.

The spelling of 16465089 in words is "sixteen million, four hundred sixty-five thousand, eighty-nine".