156073452 has 12 divisors (see below), whose sum is σ = 364171416. Its totient is φ = 52024480.

The previous prime is 156073403. The next prime is 156073457. The reversal of 156073452 is 254370651.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (156073457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6503049 + ... + 6503072.

It is an arithmetic number, because the mean of its divisors is an integer number (30347618).

Almost surely, 2^156073452 is an apocalyptic number.

156073452 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

156073452 is an abundant number, since it is smaller than the sum of its proper divisors (208097964).

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

156073452 is a wasteful number, since it uses less digits than its factorization.

156073452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13006128 (or 13006126 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 33.

The square root of 156073452 is about 12492.9360840437. The cubic root of 156073452 is about 538.4057367836.

The spelling of 156073452 in words is "one hundred fifty-six million, seventy-three thousand, four hundred fifty-two".