4067146 has 4 divisors (see below), whose sum is σ = 6100722. Its totient is φ = 2033572.

The previous prime is 4067143. The next prime is 4067149. The reversal of 4067146 is 6417604.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (4067143) and next prime (4067149).

It can be written as a sum of positive squares in only one way, i.e., 3045025 + 1022121 = 1745^2 + 1011^2 .

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (4067143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1016785 + ... + 1016788.

Almost surely, 2^4067146 is an apocalyptic number.

4067146 is a deficient number, since it is larger than the sum of its proper divisors (2033576).

4067146 is a wasteful number, since it uses less digits than its factorization.

4067146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2033575.

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 4067146 is about 2016.7166384993. The cubic root of 4067146 is about 159.6234112009.

The spelling of 4067146 in words is "four million, sixty-seven thousand, one hundred forty-six".