162773740 has 12 divisors (see below), whose sum is σ = 341824896. Its totient is φ = 65109488.

The previous prime is 162773729. The next prime is 162773747. The reversal of 162773740 is 47377261.

It is a self number, because there is not a number n which added to its sum of digits gives 162773740.

It is not an unprimeable number, because it can be changed into a prime (162773747) 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, 4069324 + ... + 4069363.

It is an arithmetic number, because the mean of its divisors is an integer number (28485408).

Almost surely, 2^162773740 is an apocalyptic number.

162773740 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

162773740 is an abundant number, since it is smaller than the sum of its proper divisors (179051156).

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

162773740 is a wasteful number, since it uses less digits than its factorization.

162773740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8138696 (or 8138694 counting only the distinct ones).

The product of its (nonzero) digits is 49392, while the sum is 37.

The square root of 162773740 is about 12758.2812322037. The cubic root of 162773740 is about 546.0026879785.

The spelling of 162773740 in words is "one hundred sixty-two million, seven hundred seventy-three thousand, seven hundred forty".