2027434 has 4 divisors (see below), whose sum is σ = 3041154. Its totient is φ = 1013716.

The previous prime is 2027423. The next prime is 2027447. The reversal of 2027434 is 4347202.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4347202 = 2 ⋅2173601.

It can be written as a sum of positive squares in only one way, i.e., 1096209 + 931225 = 1047^2 + 965^2 .

It is a super-2 number, since 2×2027434² = 8220977248712, which contains 22 as substring.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 506857 + ... + 506860.

2^2027434 is an apocalyptic number.

2027434 is a deficient number, since it is larger than the sum of its proper divisors (1013720).

2027434 is a wasteful number, since it uses less digits than its factorization.

2027434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1013719.

The product of its (nonzero) digits is 1344, while the sum is 22.

The square root of 2027434 is about 1423.8799106666. The cubic root of 2027434 is about 126.5655687616.

The spelling of 2027434 in words is "two million, twenty-seven thousand, four hundred thirty-four".