42605492 has 6 divisors (see below), whose sum is σ = 74559618. Its totient is φ = 21302744.

The previous prime is 42605489. The next prime is 42605503. The reversal of 42605492 is 29450624.

It can be written as a sum of positive squares in only one way, i.e., 24167056 + 18438436 = 4916^2 + 4294^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5325683 + ... + 5325690.

It is an arithmetic number, because the mean of its divisors is an integer number (12426603).

Almost surely, 2^42605492 is an apocalyptic number.

It is an amenable number.

42605492 is a deficient number, since it is larger than the sum of its proper divisors (31954126).

42605492 is a wasteful number, since it uses less digits than its factorization.

42605492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10651377 (or 10651375 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 32.

The square root of 42605492 is about 6527.2882577683. The cubic root of 42605492 is about 349.2651029101.

The spelling of 42605492 in words is "forty-two million, six hundred five thousand, four hundred ninety-two".