42329403 has 12 divisors (see below), whose sum is σ = 61749168. Its totient is φ = 27939600.

The previous prime is 42329389. The next prime is 42329411. The reversal of 42329403 is 30492324.

It is a happy number.

It is not a de Polignac number, because 42329403 - 2¹⁰ = 42328379 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42329423) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 22375 + ... + 24192.

It is an arithmetic number, because the mean of its divisors is an integer number (5145764).

Almost surely, 2^42329403 is an apocalyptic number.

42329403 is a deficient number, since it is larger than the sum of its proper divisors (19419765).

42329403 is a wasteful number, since it uses less digits than its factorization.

42329403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46674 (or 46671 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

The square root of 42329403 is about 6506.1050560224. The cubic root of 42329403 is about 348.5090400125.

The spelling of 42329403 in words is "forty-two million, three hundred twenty-nine thousand, four hundred three".