156346406 has 8 divisors (see below), whose sum is σ = 234933480. Its totient is φ = 78035248.

The previous prime is 156346403. The next prime is 156346427. The reversal of 156346406 is 604643651.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (156346403) 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 3 ways as a sum of consecutive naturals, for example, 67556 + ... + 69831.

It is an arithmetic number, because the mean of its divisors is an integer number (29366685).

Almost surely, 2^156346406 is an apocalyptic number.

156346406 is a deficient number, since it is larger than the sum of its proper divisors (78587074).

156346406 is a wasteful number, since it uses less digits than its factorization.

156346406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137958.

The product of its (nonzero) digits is 51840, while the sum is 35.

The square root of 156346406 is about 12503.8556453600. The cubic root of 156346406 is about 538.7194232965.

The spelling of 156346406 in words is "one hundred fifty-six million, three hundred forty-six thousand, four hundred six".