16461201 has 16 divisors (see below), whose sum is σ = 23328000. Its totient is φ = 10295568.

The previous prime is 16461199. The next prime is 16461251. The reversal of 16461201 is 10216461.

It is not a de Polignac number, because 16461201 - 2¹ = 16461199 is a prime.

It is a super-2 number, since 2×16461201² = 541942276724802, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (16461251) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4750 + ... + 7448.

It is an arithmetic number, because the mean of its divisors is an integer number (1458000).

Almost surely, 2^16461201 is an apocalyptic number.

It is an amenable number.

16461201 is a deficient number, since it is larger than the sum of its proper divisors (6866799).

16461201 is a wasteful number, since it uses less digits than its factorization.

16461201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2828.

The product of its (nonzero) digits is 288, while the sum is 21.

The square root of 16461201 is about 4057.2405647188. The cubic root of 16461201 is about 254.3824657380.

Adding to 16461201 its reverse (10216461), we get a palindrome (26677662).

The spelling of 16461201 in words is "sixteen million, four hundred sixty-one thousand, two hundred one".