162270436 has 12 divisors (see below), whose sum is σ = 284108860. Its totient is φ = 81096480.

The previous prime is 162270421. The next prime is 162270439. The reversal of 162270436 is 634072261.

It can be written as a sum of positive squares in 2 ways, for example, as 109620900 + 52649536 = 10470^2 + 7256^2 .

It is a junction number, because it is equal to n+sod(n) for n = 162270398 and 162270407.

It is not an unprimeable number, because it can be changed into a prime (162270439) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1066 + ... + 18046.

Almost surely, 2^162270436 is an apocalyptic number.

It is an amenable number.

162270436 is a deficient number, since it is larger than the sum of its proper divisors (121838424).

162270436 is a wasteful number, since it uses less digits than its factorization.

162270436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19374 (or 19372 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 31.

The square root of 162270436 is about 12738.5413607681. The cubic root of 162270436 is about 545.4393516946.

The spelling of 162270436 in words is "one hundred sixty-two million, two hundred seventy thousand, four hundred thirty-six".