42351306 has 8 divisors (see below), whose sum is σ = 84702624. Its totient is φ = 14117100.

The previous prime is 42351299. The next prime is 42351307. The reversal of 42351306 is 60315324.

It is a happy number.

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

42351306 is an admirable number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (42351307) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3529270 + ... + 3529281.

It is an arithmetic number, because the mean of its divisors is an integer number (10587828).

Almost surely, 2^42351306 is an apocalyptic number.

42351306 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42351306 is a wasteful number, since it uses less digits than its factorization.

42351306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7058556.

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 42351306 is about 6507.7881034957. The cubic root of 42351306 is about 348.5691406890.

The spelling of 42351306 in words is "forty-two million, three hundred fifty-one thousand, three hundred six".