423540162 has 24 divisors (see below), whose sum is σ = 918060156. Its totient is φ = 141120096.

The previous prime is 423540151. The next prime is 423540199. The reversal of 423540162 is 261045324.

It can be written as a sum of positive squares in 2 ways, for example, as 362559681 + 60980481 = 19041^2 + 7809^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 65248 + ... + 71444.

Almost surely, 2^423540162 is an apocalyptic number.

423540162 is an abundant number, since it is smaller than the sum of its proper divisors (494519994).

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

423540162 is a wasteful number, since it uses less digits than its factorization.

423540162 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10002 (or 9999 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 423540162 is about 20580.0913992140. The cubic root of 423540162 is about 750.9854672386.

Adding to 423540162 its reverse (261045324), we get a palindrome (684585486).

The spelling of 423540162 in words is "four hundred twenty-three million, five hundred forty thousand, one hundred sixty-two".