42829534 has 32 divisors (see below), whose sum is σ = 74764800. Its totient is φ = 18195840.

The previous prime is 42829531. The next prime is 42829541. The reversal of 42829534 is 43592824.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 42829493 and 42829502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42829531) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32374 + ... + 33670.

It is an arithmetic number, because the mean of its divisors is an integer number (2336400).

Almost surely, 2^42829534 is an apocalyptic number.

42829534 is a deficient number, since it is larger than the sum of its proper divisors (31935266).

42829534 is a wasteful number, since it uses less digits than its factorization.

42829534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1408.

The product of its digits is 69120, while the sum is 37.

The square root of 42829534 is about 6544.4277060718. The cubic root of 42829534 is about 349.8762392363.

The spelling of 42829534 in words is "forty-two million, eight hundred twenty-nine thousand, five hundred thirty-four".