42532825 has 6 divisors (see below), whose sum is σ = 52740734. Its totient is φ = 34026240.

The previous prime is 42532807. The next prime is 42532843. The reversal of 42532825 is 52823524.

It is an interprime number because it is at equal distance from previous prime (42532807) and next prime (42532843).

It can be written as a sum of positive squares in 3 ways, for example, as 9078169 + 33454656 = 3013^2 + 5784^2 .

It is not a de Polignac number, because 42532825 - 2¹⁷ = 42401753 is a prime.

It is a Duffinian 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, 850632 + ... + 850681.

Almost surely, 2^42532825 is an apocalyptic number.

It is an amenable number.

42532825 is a deficient number, since it is larger than the sum of its proper divisors (10207909).

42532825 is a wasteful number, since it uses less digits than its factorization.

42532825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1701323 (or 1701318 counting only the distinct ones).

The product of its digits is 19200, while the sum is 31.

The square root of 42532825 is about 6521.7194818545. The cubic root of 42532825 is about 349.0664235933.

The spelling of 42532825 in words is "forty-two million, five hundred thirty-two thousand, eight hundred twenty-five".