42194024 has 16 divisors (see below), whose sum is σ = 79198020. Its totient is φ = 21074560.

The previous prime is 42194011. The next prime is 42194057. The reversal of 42194024 is 42049124.

It can be written as a sum of positive squares in 2 ways, for example, as 40729924 + 1464100 = 6382^2 + 1210^2 .

It is a super-2 number, since 2×42194024² = 3560671322625152, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 42193984 and 42194002.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7334 + ... + 11754.

Almost surely, 2^42194024 is an apocalyptic number.

It is an amenable number.

42194024 is a deficient number, since it is larger than the sum of its proper divisors (37003996).

42194024 is a wasteful number, since it uses less digits than its factorization.

42194024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5620 (or 5616 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 26.

The square root of 42194024 is about 6495.6927267228. The cubic root of 42194024 is about 348.1371063223.

The spelling of 42194024 in words is "forty-two million, one hundred ninety-four thousand, twenty-four".