42694224 has 40 divisors (see below), whose sum is σ = 110549472. Its totient is φ = 14198400.

The previous prime is 42694219. The next prime is 42694237. The reversal of 42694224 is 42249624.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28699 + ... + 30149.

Almost surely, 2^42694224 is an apocalyptic number.

It is an amenable number.

42694224 is an abundant number, since it is smaller than the sum of its proper divisors (67855248).

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

42694224 is a wasteful number, since it uses less digits than its factorization.

42694224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2075 (or 2069 counting only the distinct ones).

The product of its digits is 27648, while the sum is 33.

The square root of 42694224 is about 6534.0817258433. The cubic root of 42694224 is about 349.5073995417.

The spelling of 42694224 in words is "forty-two million, six hundred ninety-four thousand, two hundred twenty-four".