42603012 has 36 divisors (see below), whose sum is σ = 108766476. Its totient is φ = 14059200.

The previous prime is 42602993. The next prime is 42603031. The reversal of 42603012 is 21030624.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (42602993) and next prime (42603031).

It can be written as a sum of positive squares in 2 ways, for example, as 18455616 + 24147396 = 4296^2 + 4914^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2223 + ... + 9494.

It is an arithmetic number, because the mean of its divisors is an integer number (3021291).

Almost surely, 2^42603012 is an apocalyptic number.

It is an amenable number.

42603012 is an abundant number, since it is smaller than the sum of its proper divisors (66163464).

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

42603012 is a wasteful number, since it uses less digits than its factorization.

42603012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11828 (or 11823 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 42603012 is about 6527.0982833109. The cubic root of 42603012 is about 349.2583260509.

Adding to 42603012 its reverse (21030624), we get a palindrome (63633636).

The spelling of 42603012 in words is "forty-two million, six hundred three thousand, twelve".