42033626 has 4 divisors (see below), whose sum is σ = 63050442. Its totient is φ = 21016812.

The previous prime is 42033623. The next prime is 42033631. The reversal of 42033626 is 62633024.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 39677401 + 2356225 = 6299^2 + 1535^2 .

It is a junction number, because it is equal to n+sod(n) for n = 42033595 and 42033604.

It is not an unprimeable number, because it can be changed into a prime (42033623) 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 as a sum of consecutive naturals, namely, 10508405 + ... + 10508408.

Almost surely, 2^42033626 is an apocalyptic number.

42033626 is a deficient number, since it is larger than the sum of its proper divisors (21016816).

42033626 is a wasteful number, since it uses less digits than its factorization.

42033626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21016815.

The product of its (nonzero) digits is 5184, while the sum is 26.

The square root of 42033626 is about 6483.3344815766. The cubic root of 42033626 is about 347.6954055144.

The spelling of 42033626 in words is "forty-two million, thirty-three thousand, six hundred twenty-six".