42882540 has 48 divisors (see below), whose sum is σ = 120634080. Its totient is φ = 11381760.

The previous prime is 42882533. The next prime is 42882547. The reversal of 42882540 is 4528824.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (42882533) and next prime (42882547).

It is not an unprimeable number, because it can be changed into a prime (42882547) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12180 + ... + 15300.

It is an arithmetic number, because the mean of its divisors is an integer number (2513210).

Almost surely, 2^42882540 is an apocalyptic number.

It is an amenable number.

42882540 is an abundant number, since it is smaller than the sum of its proper divisors (77751540).

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

42882540 is a wasteful number, since it uses less digits than its factorization.

42882540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3362 (or 3360 counting only the distinct ones).

The product of its (nonzero) digits is 20480, while the sum is 33.

The square root of 42882540 is about 6548.4761586189. The cubic root of 42882540 is about 350.0205158042.

The spelling of 42882540 in words is "forty-two million, eight hundred eighty-two thousand, five hundred forty".