42032004 has 36 divisors (see below), whose sum is σ = 114088464. Its totient is φ = 12008976.

The previous prime is 42031999. The next prime is 42032051. The reversal of 42032004 is 40023024.

It is a happy number.

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, 35154 + ... + 36329.

It is an arithmetic number, because the mean of its divisors is an integer number (3169124).

Almost surely, 2^42032004 is an apocalyptic number.

It is an amenable number.

42032004 is an abundant number, since it is smaller than the sum of its proper divisors (72056460).

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

42032004 is a wasteful number, since it uses less digits than its factorization.

42032004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71504 (or 71495 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 15.

The square root of 42032004 is about 6483.2093904177. The cubic root of 42032004 is about 347.6909331490.

Adding to 42032004 its reverse (40023024), we get a palindrome (82055028).

The spelling of 42032004 in words is "forty-two million, thirty-two thousand, four", and thus it is an eban number.