42373784 has 16 divisors (see below), whose sum is σ = 80059320. Its totient is φ = 21024640.

The previous prime is 42373763. The next prime is 42373789. The reversal of 42373784 is 48737324.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42373789) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19169 + ... + 21264.

Almost surely, 2^42373784 is an apocalyptic number.

It is an amenable number.

42373784 is a deficient number, since it is larger than the sum of its proper divisors (37685536).

42373784 is a wasteful number, since it uses less digits than its factorization.

42373784 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40570 (or 40566 counting only the distinct ones).

The product of its digits is 112896, while the sum is 38.

The square root of 42373784 is about 6509.5148820784. The cubic root of 42373784 is about 348.6307975942.

The spelling of 42373784 in words is "forty-two million, three hundred seventy-three thousand, seven hundred eighty-four".