42029384 has 16 divisors (see below), whose sum is σ = 78929520. Its totient is φ = 20981520.

The previous prime is 42029369. The next prime is 42029399. The reversal of 42029384 is 48392024.

It is an interprime number because it is at equal distance from previous prime (42029369) and next prime (42029399).

It is a self number, because there is not a number n which added to its sum of digits gives 42029384.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1727 + ... + 9329.

It is an arithmetic number, because the mean of its divisors is an integer number (4933095).

Almost surely, 2^42029384 is an apocalyptic number.

It is an amenable number.

42029384 is a deficient number, since it is larger than the sum of its proper divisors (36900136).

42029384 is a wasteful number, since it uses less digits than its factorization.

42029384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8300 (or 8296 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 32.

The square root of 42029384 is about 6483.0073268507. The cubic root of 42029384 is about 347.6837087399.

The spelling of 42029384 in words is "forty-two million, twenty-nine thousand, three hundred eighty-four".