162266940 has 72 divisors (see below), whose sum is σ = 536962608. Its totient is φ = 39336960.

The previous prime is 162266917. The next prime is 162266957. The reversal of 162266940 is 49662261.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 162266895 and 162266904.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 38997 + ... + 42956.

It is an arithmetic number, because the mean of its divisors is an integer number (7457814).

Almost surely, 2^162266940 is an apocalyptic number.

162266940 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

162266940 is an abundant number, since it is smaller than the sum of its proper divisors (374695668).

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

162266940 is a wasteful number, since it uses less digits than its factorization.

162266940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81979 (or 81974 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 36.

The square root of 162266940 is about 12738.4041386667. The cubic root of 162266940 is about 545.4354346335.

The spelling of 162266940 in words is "one hundred sixty-two million, two hundred sixty-six thousand, nine hundred forty".