42701836 has 6 divisors (see below), whose sum is σ = 74728220. Its totient is φ = 21350916.

The previous prime is 42701821. The next prime is 42701837. The reversal of 42701836 is 63810724.

It is a junction number, because it is equal to n+sod(n) for n = 42701798 and 42701807.

It is not an unprimeable number, because it can be changed into a prime (42701837) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5337726 + ... + 5337733.

Almost surely, 2^42701836 is an apocalyptic number.

It is an amenable number.

42701836 is a deficient number, since it is larger than the sum of its proper divisors (32026384).

42701836 is a wasteful number, since it uses less digits than its factorization.

42701836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10675463 (or 10675461 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 31.

The square root of 42701836 is about 6534.6641841796. The cubic root of 42701836 is about 349.5281696598.

The spelling of 42701836 in words is "forty-two million, seven hundred one thousand, eight hundred thirty-six".