42038546 has 12 divisors (see below), whose sum is σ = 69311886. Its totient is φ = 19108320.

The previous prime is 42038537. The next prime is 42038561. The reversal of 42038546 is 64583024.

It can be written as a sum of positive squares in only one way, i.e., 27300625 + 14737921 = 5225^2 + 3839^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 86615 + ... + 87098.

Almost surely, 2^42038546 is an apocalyptic number.

42038546 is a deficient number, since it is larger than the sum of its proper divisors (27273340).

42038546 is a wasteful number, since it uses less digits than its factorization.

42038546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173737 (or 173726 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 32.

The square root of 42038546 is about 6483.7139048542. The cubic root of 42038546 is about 347.7089708018.

The spelling of 42038546 in words is "forty-two million, thirty-eight thousand, five hundred forty-six".