2402156 has 12 divisors (see below), whose sum is σ = 4224192. Its totient is φ = 1195248.

The previous prime is 2402107. The next prime is 2402161. The reversal of 2402156 is 6512042.

It is a happy number.

2402156 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 in 3 ways as a sum of consecutive naturals, for example, 455 + ... + 2238.

It is an arithmetic number, because the mean of its divisors is an integer number (352016).

2^2402156 is an apocalyptic number.

It is an amenable number.

2402156 is a deficient number, since it is larger than the sum of its proper divisors (1822036).

2402156 is a wasteful number, since it uses less digits than its factorization.

2402156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2920 (or 2918 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 2402156 is about 1549.8890282856. The cubic root of 2402156 is about 133.9266696128.

Adding to 2402156 its reverse (6512042), we get a palindrome (8914198).

The spelling of 2402156 in words is "two million, four hundred two thousand, one hundred fifty-six".