42861627 has 12 divisors (see below), whose sum is σ = 64603344. Its totient is φ = 27331920.

The previous prime is 42861617. The next prime is 42861647. The reversal of 42861627 is 72616824.

42861627 is a `hidden beast` number, since 4 + 28 + 6 + 1 + 627 = 666.

It is not a de Polignac number, because 42861627 - 2²⁴ = 26084411 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 42861591 and 42861600.

It is not an unprimeable number, because it can be changed into a prime (42861617) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 103324 + ... + 103737.

It is an arithmetic number, because the mean of its divisors is an integer number (5383612).

Almost surely, 2^42861627 is an apocalyptic number.

42861627 is a deficient number, since it is larger than the sum of its proper divisors (21741717).

42861627 is a wasteful number, since it uses less digits than its factorization.

42861627 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 207090 (or 207087 counting only the distinct ones).

The product of its digits is 32256, while the sum is 36.

The square root of 42861627 is about 6546.8791801896. The cubic root of 42861627 is about 349.9636071004.

The spelling of 42861627 in words is "forty-two million, eight hundred sixty-one thousand, six hundred twenty-seven".