42299012 has 12 divisors (see below), whose sum is σ = 84598080. Its totient is φ = 18128136.

The previous prime is 42298999. The next prime is 42299017. The reversal of 42299012 is 21099224.

42299012 is an admirable number.

It is a super-2 number, since 2×42299012² = 3578412832352288, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (42299017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 755312 + ... + 755367.

It is an arithmetic number, because the mean of its divisors is an integer number (7049840).

Almost surely, 2^42299012 is an apocalyptic number.

It is an amenable number.

42299012 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

42299012 is a wasteful number, since it uses less digits than its factorization.

42299012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1510690 (or 1510688 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 29.

The square root of 42299012 is about 6503.7690610907. The cubic root of 42299012 is about 348.4256143613.

The spelling of 42299012 in words is "forty-two million, two hundred ninety-nine thousand, twelve".