167956442 has 12 divisors (see below), whose sum is σ = 263366250. Its totient is φ = 80326488.

The previous prime is 167956441. The next prime is 167956463. The reversal of 167956442 is 244659761.

167956442 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 167676601 + 279841 = 12949^2 + 529^2 .

It is a junction number, because it is equal to n+sod(n) for n = 167956393 and 167956402.

It is not an unprimeable number, because it can be changed into a prime (167956441) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 78317 + ... + 80432.

Almost surely, 2^167956442 is an apocalyptic number.

167956442 is a deficient number, since it is larger than the sum of its proper divisors (95409808).

167956442 is a wasteful number, since it uses less digits than its factorization.

167956442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158797 (or 158774 counting only the distinct ones).

The product of its digits is 362880, while the sum is 44.

The square root of 167956442 is about 12959.8010015586. The cubic root of 167956442 is about 551.7371433688.

The spelling of 167956442 in words is "one hundred sixty-seven million, nine hundred fifty-six thousand, four hundred forty-two".