34478746 has 8 divisors (see below), whose sum is σ = 53116020. Its totient is φ = 16773408.

The previous prime is 34478729. The next prime is 34478791. The reversal of 34478746 is 64787443.

It can be written as a sum of positive squares in 2 ways, for example, as 34164025 + 314721 = 5845^2 + 561^2 .

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

It is a super-3 number, since 3×34478746³ (a number of 24 digits) contains 333 as substring.

It is an unprimeable number.

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, 232891 + ... + 233038.

Almost surely, 2^34478746 is an apocalyptic number.

34478746 is a deficient number, since it is larger than the sum of its proper divisors (18637274).

34478746 is a wasteful number, since it uses less digits than its factorization.

34478746 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 465968.

The product of its digits is 451584, while the sum is 43.

The square root of 34478746 is about 5871.8605228667. The cubic root of 34478746 is about 325.4746390309.

The spelling of 34478746 in words is "thirty-four million, four hundred seventy-eight thousand, seven hundred forty-six".