34720046 has 4 divisors (see below), whose sum is σ = 52080072. Its totient is φ = 17360022.

The previous prime is 34720043. The next prime is 34720061. The reversal of 34720046 is 64002743.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 34719997 and 34720024.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34720043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8680010 + ... + 8680013.

It is an arithmetic number, because the mean of its divisors is an integer number (13020018).

Almost surely, 2^34720046 is an apocalyptic number.

34720046 is a deficient number, since it is larger than the sum of its proper divisors (17360026).

34720046 is a wasteful number, since it uses less digits than its factorization.

34720046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17360025.

The product of its (nonzero) digits is 4032, while the sum is 26.

The square root of 34720046 is about 5892.3718484155. The cubic root of 34720046 is about 326.2321542574.

Adding to 34720046 its reverse (64002743), we get a palindrome (98722789).

The spelling of 34720046 in words is "thirty-four million, seven hundred twenty thousand, forty-six".