2356742 has 4 divisors (see below), whose sum is σ = 3535116. Its totient is φ = 1178370.

The previous prime is 2356699. The next prime is 2356763. The reversal of 2356742 is 2476532.

2356742 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

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, 589184 + ... + 589187.

It is an arithmetic number, because the mean of its divisors is an integer number (883779).

2^2356742 is an apocalyptic number.

2356742 is a deficient number, since it is larger than the sum of its proper divisors (1178374).

2356742 is a wasteful number, since it uses less digits than its factorization.

2356742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1178373.

The product of its digits is 10080, while the sum is 29.

The square root of 2356742 is about 1535.1683946721. The cubic root of 2356742 is about 133.0773100943.

It can be divided in two parts, 23 and 56742, that added together give a palindrome (56765).

The spelling of 2356742 in words is "two million, three hundred fifty-six thousand, seven hundred forty-two".