42306473 has 8 divisors (see below), whose sum is σ = 46275840. Its totient is φ = 38357680.

The previous prime is 42306469. The next prime is 42306491. The reversal of 42306473 is 37460324.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 42306473 - 2² = 42306469 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42306463) 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, 665 + ... + 9222.

It is an arithmetic number, because the mean of its divisors is an integer number (5784480).

Almost surely, 2^42306473 is an apocalyptic number.

It is an amenable number.

42306473 is a deficient number, since it is larger than the sum of its proper divisors (3969367).

42306473 is a wasteful number, since it uses less digits than its factorization.

42306473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10287.

The product of its (nonzero) digits is 12096, while the sum is 29.

The square root of 42306473 is about 6504.3426262767. The cubic root of 42306473 is about 348.4460990846.

Adding to 42306473 its reverse (37460324), we get a palindrome (79766797).

The spelling of 42306473 in words is "forty-two million, three hundred six thousand, four hundred seventy-three".