2351042 has 4 divisors (see below), whose sum is σ = 3526566. Its totient is φ = 1175520.

The previous prime is 2351033. The next prime is 2351047. The reversal of 2351042 is 2401532.

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., 2307361 + 43681 = 1519^2 + 209^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2351042.

It is not an unprimeable number, because it can be changed into a prime (2351047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 587759 + ... + 587762.

2^2351042 is an apocalyptic number.

2351042 is a deficient number, since it is larger than the sum of its proper divisors (1175524).

2351042 is a wasteful number, since it uses less digits than its factorization.

2351042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1175523.

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 2351042 is about 1533.3107969358. The cubic root of 2351042 is about 132.9699368612.

Adding to 2351042 its reverse (2401532), we get a palindrome (4752574).

The spelling of 2351042 in words is "two million, three hundred fifty-one thousand, forty-two".