42734344 has 32 divisors (see below), whose sum is σ = 84744000. Its totient is φ = 20146752.

The previous prime is 42734333. The next prime is 42734347. The reversal of 42734344 is 44343724.

It is a super-2 number, since 2×42734344² = 3652448314220672, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (42734347) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39442 + ... + 40510.

It is an arithmetic number, because the mean of its divisors is an integer number (2648250).

Almost surely, 2^42734344 is an apocalyptic number.

It is an amenable number.

42734344 is a deficient number, since it is larger than the sum of its proper divisors (42009656).

42734344 is a wasteful number, since it uses less digits than its factorization.

42734344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1357 (or 1353 counting only the distinct ones).

The product of its digits is 32256, while the sum is 31.

The square root of 42734344 is about 6537.1510614334. The cubic root of 42734344 is about 349.6168432836.

The spelling of 42734344 in words is "forty-two million, seven hundred thirty-four thousand, three hundred forty-four".