156412 has 6 divisors (see below), whose sum is σ = 273728. Its totient is φ = 78204.

The previous prime is 156371. The next prime is 156419. The reversal of 156412 is 214651.

It is a self number, because there is not a number n which added to its sum of digits gives 156412.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (156419) by changing a digit.

156412 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19548 + ... + 19555.

2¹⁵⁶⁴¹² is an apocalyptic number.

It is an amenable number.

156412 is a deficient number, since it is larger than the sum of its proper divisors (117316).

156412 is a wasteful number, since it uses less digits than its factorization.

156412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39107 (or 39105 counting only the distinct ones).

The product of its digits is 240, while the sum is 19.

The square root of 156412 is about 395.4895700268. The cubic root of 156412 is about 53.8794751371.

The spelling of 156412 in words is "one hundred fifty-six thousand, four hundred twelve".