42463836 has 18 divisors (see below), whose sum is σ = 107339232. Its totient is φ = 14154600.

The previous prime is 42463789. The next prime is 42463849. The reversal of 42463836 is 63836424.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 1179551 = 42463836 / (4 + 2 + 4 + 6 + 3 + 8 + 3 + 6).

It is a self number, because there is not a number n which added to its sum of digits gives 42463836.

It is a congruent 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, 589740 + ... + 589811.

Almost surely, 2^42463836 is an apocalyptic number.

It is an amenable number.

42463836 is an abundant number, since it is smaller than the sum of its proper divisors (64875396).

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

42463836 is a wasteful number, since it uses less digits than its factorization.

42463836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1179561 (or 1179556 counting only the distinct ones).

The product of its digits is 82944, while the sum is 36.

The square root of 42463836 is about 6516.4281627284. The cubic root of 42463836 is about 348.8775908068.

The spelling of 42463836 in words is "forty-two million, four hundred sixty-three thousand, eight hundred thirty-six".