156494506 has 8 divisors (see below), whose sum is σ = 268276320. Its totient is φ = 67069068.

The previous prime is 156494489. The next prime is 156494519. The reversal of 156494506 is 605494651.

It is a happy number.

156494506 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5589076 + ... + 5589103.

It is an arithmetic number, because the mean of its divisors is an integer number (33534540).

Almost surely, 2^156494506 is an apocalyptic number.

156494506 is a deficient number, since it is larger than the sum of its proper divisors (111781814).

156494506 is a wasteful number, since it uses less digits than its factorization.

156494506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11178188.

The product of its (nonzero) digits is 129600, while the sum is 40.

The square root of 156494506 is about 12509.7764168669. The cubic root of 156494506 is about 538.8894712684.

The spelling of 156494506 in words is "one hundred fifty-six million, four hundred ninety-four thousand, five hundred six".