156402346 has 16 divisors (see below), whose sum is σ = 259205184. Its totient is φ = 70400704.

The previous prime is 156402343. The next prime is 156402361. The reversal of 156402346 is 643204651.

156402346 is a modest number, since divided by 2346 gives 1564 as remainder.

It is not an unprimeable number, because it can be changed into a prime (156402343) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 99220 + ... + 100783.

It is an arithmetic number, because the mean of its divisors is an integer number (16200324).

Almost surely, 2^156402346 is an apocalyptic number.

156402346 is a deficient number, since it is larger than the sum of its proper divisors (102802838).

156402346 is a wasteful number, since it uses less digits than its factorization.

156402346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200045.

The product of its (nonzero) digits is 17280, while the sum is 31.

The square root of 156402346 is about 12506.0923553283. The cubic root of 156402346 is about 538.7836660504.

Adding to 156402346 its reverse (643204651), we get a palindrome (799606997).

The spelling of 156402346 in words is "one hundred fifty-six million, four hundred two thousand, three hundred forty-six".