162702226 has 4 divisors (see below), whose sum is σ = 244053342. Its totient is φ = 81351112.

The previous prime is 162702217. The next prime is 162702277. The reversal of 162702226 is 622207261.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 622207261 = 13 ⋅47862097.

It can be written as a sum of positive squares in only one way, i.e., 159643225 + 3059001 = 12635^2 + 1749^2 .

It is a junction number, because it is equal to n+sod(n) for n = 162702194 and 162702203.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 40675555 + ... + 40675558.

Almost surely, 2^162702226 is an apocalyptic number.

162702226 is a deficient number, since it is larger than the sum of its proper divisors (81351116).

162702226 is an equidigital number, since it uses as much as digits as its factorization.

162702226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81351115.

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 162702226 is about 12755.4782740593. The cubic root of 162702226 is about 545.9227148903.

Adding to 162702226 its reverse (622207261), we get a palindrome (784909487).

It can be divided in two parts, 16270 and 2226, that added together give a square (18496 = 136²).

The spelling of 162702226 in words is "one hundred sixty-two million, seven hundred two thousand, two hundred twenty-six".