42862525 has 12 divisors (see below), whose sum is σ = 56276532. Its totient is φ = 32272640.

The previous prime is 42862511. The next prime is 42862541. The reversal of 42862525 is 52526824.

It can be written as a sum of positive squares in 6 ways, for example, as 1633284 + 41229241 = 1278^2 + 6421^2 .

It is not a de Polignac number, because 42862525 - 2¹³ = 42854333 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 50002 + ... + 50851.

It is an arithmetic number, because the mean of its divisors is an integer number (4689711).

Almost surely, 2^42862525 is an apocalyptic number.

It is an amenable number.

42862525 is a deficient number, since it is larger than the sum of its proper divisors (13414007).

42862525 is a wasteful number, since it uses less digits than its factorization.

42862525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100880 (or 100875 counting only the distinct ones).

The product of its digits is 38400, while the sum is 34.

The square root of 42862525 is about 6546.9477621255. The cubic root of 42862525 is about 349.9660511289.

The spelling of 42862525 in words is "forty-two million, eight hundred sixty-two thousand, five hundred twenty-five".