156466 has 4 divisors (see below), whose sum is σ = 234702. Its totient is φ = 78232.

The previous prime is 156437. The next prime is 156467. The reversal of 156466 is 664651.

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

It can be written as a sum of positive squares in only one way, i.e., 156025 + 441 = 395^2 + 21^2 .

It is not an unprimeable number, because it can be changed into a prime (156467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39115 + ... + 39118.

2¹⁵⁶⁴⁶⁶ is an apocalyptic number.

156466 is a deficient number, since it is larger than the sum of its proper divisors (78236).

156466 is an equidigital number, since it uses as much as digits as its factorization.

156466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78235.

The product of its digits is 4320, while the sum is 28.

The square root of 156466 is about 395.5578339510. The cubic root of 156466 is about 53.8856749106.

The spelling of 156466 in words is "one hundred fifty-six thousand, four hundred sixty-six".