162741378 has 16 divisors (see below), whose sum is σ = 326661120. Its totient is φ = 54050736.

The previous prime is 162741373. The next prime is 162741389. The reversal of 162741378 is 873147261.

It is a super-2 number, since 2×162741378² = 52969512226677768, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (162741373) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47298 + ... + 50621.

It is an arithmetic number, because the mean of its divisors is an integer number (20416320).

Almost surely, 2^162741378 is an apocalyptic number.

162741378 is an abundant number, since it is smaller than the sum of its proper divisors (163919742).

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

162741378 is a wasteful number, since it uses less digits than its factorization.

162741378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98201.

The product of its digits is 56448, while the sum is 39.

The square root of 162741378 is about 12757.0128948747. The cubic root of 162741378 is about 545.9665009167.

The spelling of 162741378 in words is "one hundred sixty-two million, seven hundred forty-one thousand, three hundred seventy-eight".