42623804 has 6 divisors (see below), whose sum is σ = 74591664. Its totient is φ = 21311900.

The previous prime is 42623803. The next prime is 42623809. The reversal of 42623804 is 40832624.

It is a plaindrome in base 12.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42623803) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5327972 + ... + 5327979.

It is an arithmetic number, because the mean of its divisors is an integer number (12431944).

Almost surely, 2^42623804 is an apocalyptic number.

It is an amenable number.

42623804 is a deficient number, since it is larger than the sum of its proper divisors (31967860).

42623804 is a wasteful number, since it uses less digits than its factorization.

42623804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10655955 (or 10655953 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 29.

The square root of 42623804 is about 6528.6908335439. The cubic root of 42623804 is about 349.3151342260.

The spelling of 42623804 in words is "forty-two million, six hundred twenty-three thousand, eight hundred four".