42604627 has 4 divisors (see below), whose sum is σ = 45881920. Its totient is φ = 39327336.

The previous prime is 42604609. The next prime is 42604637. The reversal of 42604627 is 72640624.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42604627 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42604637) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1638627 + ... + 1638652.

It is an arithmetic number, because the mean of its divisors is an integer number (11470480).

Almost surely, 2^42604627 is an apocalyptic number.

42604627 is a deficient number, since it is larger than the sum of its proper divisors (3277293).

42604627 is a wasteful number, since it uses less digits than its factorization.

42604627 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3277292.

The product of its (nonzero) digits is 16128, while the sum is 31.

The square root of 42604627 is about 6527.2219971440. The cubic root of 42604627 is about 349.2627392371.

The spelling of 42604627 in words is "forty-two million, six hundred four thousand, six hundred twenty-seven".