34387746 has 8 divisors (see below), whose sum is σ = 68775504. Its totient is φ = 11462580.

The previous prime is 34387741. The next prime is 34387747. The reversal of 34387746 is 64778343.

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

34387746 is an admirable number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 34387698 and 34387707.

It is not an unprimeable number, because it can be changed into a prime (34387741) 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 in 3 ways as a sum of consecutive naturals, for example, 2865640 + ... + 2865651.

It is an arithmetic number, because the mean of its divisors is an integer number (8596938).

Almost surely, 2^34387746 is an apocalyptic number.

34387746 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.

34387746 is a wasteful number, since it uses less digits than its factorization.

34387746 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5731296.

The product of its digits is 338688, while the sum is 42.

The square root of 34387746 is about 5864.1065815689. The cubic root of 34387746 is about 325.1880442343.

The spelling of 34387746 in words is "thirty-four million, three hundred eighty-seven thousand, seven hundred forty-six".