4245412342 has 4 divisors (see below), whose sum is σ = 6368118516. Its totient is φ = 2122706170.

The previous prime is 4245412313. The next prime is 4245412387. The reversal of 4245412342 is 2432145424.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1061353084 + ... + 1061353087.

It is an arithmetic number, because the mean of its divisors is an integer number (1592029629).

Almost surely, 2^4245412342 is an apocalyptic number.

4245412342 is a deficient number, since it is larger than the sum of its proper divisors (2122706174).

4245412342 is a wasteful number, since it uses less digits than its factorization.

4245412342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2122706173.

The product of its digits is 30720, while the sum is 31.

The square root of 4245412342 is about 65156.8288209302. The cubic root of 4245412342 is about 1619.2228582121. Note that the first 3 decimals are identical.

Adding to 4245412342 its reverse (2432145424), we get a palindrome (6677557766).

The spelling of 4245412342 in words is "four billion, two hundred forty-five million, four hundred twelve thousand, three hundred forty-two".