16463625 has 32 divisors (see below), whose sum is σ = 28060032. Its totient is φ = 8568000.

The previous prime is 16463621. The next prime is 16463639. The reversal of 16463625 is 52636461.

It is not a de Polignac number, because 16463625 - 2² = 16463621 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16463621) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15615 + ... + 16635.

It is an arithmetic number, because the mean of its divisors is an integer number (876876).

Almost surely, 2^16463625 is an apocalyptic number.

16463625 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

16463625 is a deficient number, since it is larger than the sum of its proper divisors (11596407).

16463625 is a wasteful number, since it uses less digits than its factorization.

16463625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1082 (or 1072 counting only the distinct ones).

The product of its digits is 25920, while the sum is 33.

The square root of 16463625 is about 4057.5392789226. The cubic root of 16463625 is about 254.3949515186.

The spelling of 16463625 in words is "sixteen million, four hundred sixty-three thousand, six hundred twenty-five".