3426138 has 20 divisors (see below), whose sum is σ = 7677450. Its totient is φ = 1141992.

The previous prime is 3426131. The next prime is 3426139. The reversal of 3426138 is 8316243.

It is a happy number.

3426138 is a `hidden beast` number, since 3 + 42 + 613 + 8 = 666.

3426138 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 only one way, i.e., 3337929 + 88209 = 1827^2 + 297^2 .

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3426131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 10413 + ... + 10736.

Almost surely, 2^3426138 is an apocalyptic number.

3426138 is an abundant number, since it is smaller than the sum of its proper divisors (4251312).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3426138 is a wasteful number, since it uses less digits than its factorization.

3426138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21163 (or 21154 counting only the distinct ones).

The product of its digits is 3456, while the sum is 27.

The square root of 3426138 is about 1850.9829820936. The cubic root of 3426138 is about 150.7538055028.

The spelling of 3426138 in words is "three million, four hundred twenty-six thousand, one hundred thirty-eight".