402240112 has 10 divisors (see below), whose sum is σ = 779340248. Its totient is φ = 201120048.

The previous prime is 402240073. The next prime is 402240133. The reversal of 402240112 is 211042204.

It is a Harshad number since it is a multiple of its sum of digits (16), and also a Moran number because the ratio is a prime number: 25140007 = 402240112 / (4 + 0 + 2 + 2 + 4 + 0 + 1 + 1 + 2).

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 12569988 + ... + 12570019.

Almost surely, 2^402240112 is an apocalyptic number.

It is an amenable number.

402240112 is a deficient number, since it is larger than the sum of its proper divisors (377100136).

402240112 is a wasteful number, since it uses less digits than its factorization.

402240112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25140015 (or 25140009 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 402240112 is about 20055.9246109473. The cubic root of 402240112 is about 738.1791805976.

Adding to 402240112 its reverse (211042204), we get a palindrome (613282316).

The spelling of 402240112 in words is "four hundred two million, two hundred forty thousand, one hundred twelve".