16413261 has 12 divisors (see below), whose sum is σ = 22137696. Its totient is φ = 10816560.

The previous prime is 16413253. The next prime is 16413263. The reversal of 16413261 is 16231461.

It is not a de Polignac number, because 16413261 - 2³ = 16413253 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16413263) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 90591 + ... + 90771.

It is an arithmetic number, because the mean of its divisors is an integer number (1844808).

Almost surely, 2^16413261 is an apocalyptic number.

It is an amenable number.

16413261 is a deficient number, since it is larger than the sum of its proper divisors (5724435).

16413261 is an equidigital number, since it uses as much as digits as its factorization.

16413261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 532 (or 351 counting only the distinct ones).

The product of its digits is 864, while the sum is 24.

The square root of 16413261 is about 4051.3283006935. The cubic root of 16413261 is about 254.1352793753.

The spelling of 16413261 in words is "sixteen million, four hundred thirteen thousand, two hundred sixty-one".