34745478 has 16 divisors (see below), whose sum is σ = 70630896. Its totient is φ = 11391840.

The previous prime is 34745449. The next prime is 34745489. The reversal of 34745478 is 87454743.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47101 + ... + 47832.

It is an arithmetic number, because the mean of its divisors is an integer number (4414431).

Almost surely, 2^34745478 is an apocalyptic number.

34745478 is an abundant number, since it is smaller than the sum of its proper divisors (35885418).

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

34745478 is a wasteful number, since it uses less digits than its factorization.

34745478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94999.

The product of its digits is 376320, while the sum is 42.

The square root of 34745478 is about 5894.5294977632. The cubic root of 34745478 is about 326.3117884762.

The spelling of 34745478 in words is "thirty-four million, seven hundred forty-five thousand, four hundred seventy-eight".