42305526 has 12 divisors (see below), whose sum is σ = 91662012. Its totient is φ = 14101836.

The previous prime is 42305491. The next prime is 42305531. The reversal of 42305526 is 62550324.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 42305526.

It is a congruent number.

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, 1175136 + ... + 1175171.

It is an arithmetic number, because the mean of its divisors is an integer number (7638501).

Almost surely, 2^42305526 is an apocalyptic number.

42305526 is an abundant number, since it is smaller than the sum of its proper divisors (49356486).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42305526 is a wasteful number, since it uses less digits than its factorization.

42305526 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2350315 (or 2350312 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

The square root of 42305526 is about 6504.2698283512. The cubic root of 42305526 is about 348.4434991601.

The spelling of 42305526 in words is "forty-two million, three hundred five thousand, five hundred twenty-six".