16325251 has 16 divisors (see below), whose sum is σ = 17763328. Its totient is φ = 14968800.

The previous prime is 16325233. The next prime is 16325269. The reversal of 16325251 is 15252361.

16325251 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (16325233) and next prime (16325269).

It is a cyclic number.

It is not a de Polignac number, because 16325251 - 2⁹ = 16324739 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16325651) 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, 49156 + ... + 49486.

It is an arithmetic number, because the mean of its divisors is an integer number (1110208).

Almost surely, 2^16325251 is an apocalyptic number.

16325251 is a deficient number, since it is larger than the sum of its proper divisors (1438077).

16325251 is a wasteful number, since it uses less digits than its factorization.

16325251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 442.

The product of its digits is 1800, while the sum is 25.

The square root of 16325251 is about 4040.4518311694. The cubic root of 16325251 is about 253.6802297927.

The spelling of 16325251 in words is "sixteen million, three hundred twenty-five thousand, two hundred fifty-one".