2077442 has 4 divisors (see below), whose sum is σ = 3116166. Its totient is φ = 1038720.

The previous prime is 2077409. The next prime is 2077483. The reversal of 2077442 is 2447702.

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

It can be written as a sum of positive squares in only one way, i.e., 2076481 + 961 = 1441^2 + 31^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 519359 + ... + 519362.

2^2077442 is an apocalyptic number.

2077442 is a deficient number, since it is larger than the sum of its proper divisors (1038724).

2077442 is a wasteful number, since it uses less digits than its factorization.

2077442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1038723.

The product of its (nonzero) digits is 3136, while the sum is 26.

The square root of 2077442 is about 1441.3334104224. Note that the first 3 decimals coincide. The cubic root of 2077442 is about 127.5977361587.

The spelling of 2077442 in words is "two million, seventy-seven thousand, four hundred forty-two".