16413745 has 8 divisors (see below), whose sum is σ = 20154816. Its totient is φ = 12825456.

The previous prime is 16413737. The next prime is 16413757. The reversal of 16413745 is 54731461.

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 16413745 - 2³ = 16413737 is a prime.

It is a super-2 number, since 2×16413745² = 538822049850050, which contains 22 as substring.

It is a Duffinian number.

It is a nialpdrome in base 16.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 37957 + ... + 38386.

It is an arithmetic number, because the mean of its divisors is an integer number (2519352).

Almost surely, 2^16413745 is an apocalyptic number.

It is an amenable number.

16413745 is a deficient number, since it is larger than the sum of its proper divisors (3741071).

16413745 is an equidigital number, since it uses as much as digits as its factorization.

16413745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76391.

The product of its digits is 10080, while the sum is 31.

The square root of 16413745 is about 4051.3880337484. The cubic root of 16413745 is about 254.1377773609.

The spelling of 16413745 in words is "sixteen million, four hundred thirteen thousand, seven hundred forty-five".