156001244 has 12 divisors (see below), whose sum is σ = 312002544. Its totient is φ = 66857664.

The previous prime is 156001243. The next prime is 156001277. The reversal of 156001244 is 442100651.

156001244 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

156001244 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (156001243) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2785709 + ... + 2785764.

It is an arithmetic number, because the mean of its divisors is an integer number (26000212).

Almost surely, 2^156001244 is an apocalyptic number.

156001244 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

156001244 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

156001244 is a wasteful number, since it uses less digits than its factorization.

156001244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5571484 (or 5571482 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 156001244 is about 12490.0457965533. The cubic root of 156001244 is about 538.3226921273.

Adding to 156001244 its reverse (442100651), we get a palindrome (598101895).

The spelling of 156001244 in words is "one hundred fifty-six million, one thousand, two hundred forty-four".