16454146 has 8 divisors (see below), whose sum is σ = 24723324. Its totient is φ = 8213040.

The previous prime is 16454143. The next prime is 16454173. The reversal of 16454146 is 64145461.

It can be written as a sum of positive squares in 2 ways, for example, as 16313521 + 140625 = 4039^2 + 375^2 .

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

It is a super-3 number, since 3×16454146³ (a number of 23 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (16454143) 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, 5485 + ... + 7936.

Almost surely, 2^16454146 is an apocalyptic number.

16454146 is a deficient number, since it is larger than the sum of its proper divisors (8269178).

16454146 is a wasteful number, since it uses less digits than its factorization.

16454146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14036.

The product of its digits is 11520, while the sum is 31.

The square root of 16454146 is about 4056.3710382557. The cubic root of 16454146 is about 254.3461191647.

The spelling of 16454146 in words is "sixteen million, four hundred fifty-four thousand, one hundred forty-six".