478734107 has 4 divisors (see below), whose sum is σ = 487766880. Its totient is φ = 469701336.

The previous prime is 478734103. The next prime is 478734143. The reversal of 478734107 is 701437874.

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

It is a cyclic number.

It is not a de Polignac number, because 478734107 - 2² = 478734103 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (478734103) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4516307 + ... + 4516412.

It is an arithmetic number, because the mean of its divisors is an integer number (121941720).

Almost surely, 2^478734107 is an apocalyptic number.

478734107 is a deficient number, since it is larger than the sum of its proper divisors (9032773).

478734107 is an equidigital number, since it uses as much as digits as its factorization.

478734107 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9032772.

The product of its (nonzero) digits is 131712, while the sum is 41.

The square root of 478734107 is about 21879.9933043865. The cubic root of 478734107 is about 782.2846162135.

The spelling of 478734107 in words is "four hundred seventy-eight million, seven hundred thirty-four thousand, one hundred seven".