16425155 has 8 divisors (see below), whose sum is σ = 19736784. Its totient is φ = 13122400.

The previous prime is 16425113. The next prime is 16425163. The reversal of 16425155 is 55152461.

It is a happy number.

16425155 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 16425155 - 2⁶ = 16425091 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2960 + ... + 6450.

It is an arithmetic number, because the mean of its divisors is an integer number (2467098).

Almost surely, 2^16425155 is an apocalyptic number.

16425155 is a deficient number, since it is larger than the sum of its proper divisors (3311629).

16425155 is an equidigital number, since it uses as much as digits as its factorization.

16425155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4437.

The product of its digits is 6000, while the sum is 29.

The square root of 16425155 is about 4052.7959484780. The cubic root of 16425155 is about 254.1966516029.

The spelling of 16425155 in words is "sixteen million, four hundred twenty-five thousand, one hundred fifty-five".