42737734 has 12 divisors (see below), whose sum is σ = 69417756. Its totient is φ = 19724952.

The previous prime is 42737731. The next prime is 42737753. The reversal of 42737734 is 43773724.

It is a junction number, because it is equal to n+sod(n) for n = 42737693 and 42737702.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42737731) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 62884 + ... + 63559.

It is an arithmetic number, because the mean of its divisors is an integer number (5784813).

Almost surely, 2^42737734 is an apocalyptic number.

42737734 is a deficient number, since it is larger than the sum of its proper divisors (26680022).

42737734 is a wasteful number, since it uses less digits than its factorization.

42737734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126471 (or 126458 counting only the distinct ones).

The product of its digits is 98784, while the sum is 37.

The square root of 42737734 is about 6537.4103435535. The cubic root of 42737734 is about 349.6260877589.

The spelling of 42737734 in words is "forty-two million, seven hundred thirty-seven thousand, seven hundred thirty-four".