42986466 has 24 divisors (see below), whose sum is σ = 94187340. Its totient is φ = 14167296.

The previous prime is 42986431. The next prime is 42986483. The reversal of 42986466 is 66468924.

It can be written as a sum of positive squares in 2 ways, for example, as 36252441 + 6734025 = 6021^2 + 2595^2 .

It is a Curzon 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, 11815 + ... + 15018.

Almost surely, 2^42986466 is an apocalyptic number.

42986466 is an abundant number, since it is smaller than the sum of its proper divisors (51200874).

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

42986466 is a wasteful number, since it uses less digits than its factorization.

42986466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26930 (or 26927 counting only the distinct ones).

The product of its digits is 497664, while the sum is 45.

The square root of 42986466 is about 6556.4064852631. The cubic root of 42986466 is about 350.3030463761.

The spelling of 42986466 in words is "forty-two million, nine hundred eighty-six thousand, four hundred sixty-six".