16425242 has 8 divisors (see below), whose sum is σ = 24664500. Its totient is φ = 8203744.

The previous prime is 16425229. The next prime is 16425259. The reversal of 16425242 is 24252461.

16425242 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 16410601 + 14641 = 4051^2 + 121^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1817 + ... + 6012.

Almost surely, 2^16425242 is an apocalyptic number.

16425242 is a deficient number, since it is larger than the sum of its proper divisors (8239258).

16425242 is a wasteful number, since it uses less digits than its factorization.

16425242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8880.

The product of its digits is 3840, while the sum is 26.

The square root of 16425242 is about 4052.8066817947. The cubic root of 16425242 is about 254.1971004078.

The spelling of 16425242 in words is "sixteen million, four hundred twenty-five thousand, two hundred forty-two".