42861412 has 12 divisors (see below), whose sum is σ = 81826416. Its totient is φ = 19482440.

The previous prime is 42861389. The next prime is 42861431. The reversal of 42861412 is 21416824.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 487018 + ... + 487105.

It is an arithmetic number, because the mean of its divisors is an integer number (6818868).

Almost surely, 2^42861412 is an apocalyptic number.

It is an amenable number.

42861412 is a deficient number, since it is larger than the sum of its proper divisors (38965004).

42861412 is a wasteful number, since it uses less digits than its factorization.

42861412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 974138 (or 974136 counting only the distinct ones).

The product of its digits is 3072, while the sum is 28.

The square root of 42861412 is about 6546.8627601318. The cubic root of 42861412 is about 349.9630219437.

The spelling of 42861412 in words is "forty-two million, eight hundred sixty-one thousand, four hundred twelve".