2759242 has 4 divisors (see below), whose sum is σ = 4138866. Its totient is φ = 1379620.

The previous prime is 2759231. The next prime is 2759249. The reversal of 2759242 is 2429572.

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., 1929321 + 829921 = 1389^2 + 911^2 .

It is a super-2 number, since 2×2759242² = 15226832829128, which contains 22 as substring.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (2759249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 689809 + ... + 689812.

2^2759242 is an apocalyptic number.

2759242 is a deficient number, since it is larger than the sum of its proper divisors (1379624).

2759242 is a wasteful number, since it uses less digits than its factorization.

2759242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1379623.

The product of its digits is 10080, while the sum is 31.

The square root of 2759242 is about 1661.0966257265. The cubic root of 2759242 is about 140.2587392069.

The spelling of 2759242 in words is "two million, seven hundred fifty-nine thousand, two hundred forty-two".