3478701678 has 16 divisors (see below), whose sum is σ = 7323582720. Its totient is φ = 1098537336.

The previous prime is 3478701661. The next prime is 3478701689. The reversal of 3478701678 is 8761078743.

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

It is a self number, because there is not a number n which added to its sum of digits gives 3478701678.

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, 15257350 + ... + 15257577.

It is an arithmetic number, because the mean of its divisors is an integer number (457723920).

Almost surely, 2^3478701678 is an apocalyptic number.

3478701678 is a gapful number since it is divisible by the number (38) formed by its first and last digit.

3478701678 is an abundant number, since it is smaller than the sum of its proper divisors (3844881042).

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

3478701678 is a wasteful number, since it uses less digits than its factorization.

3478701678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30514951.

The product of its (nonzero) digits is 1580544, while the sum is 51.

The square root of 3478701678 is about 58980.5194788924. The cubic root of 3478701678 is about 1515.2084916040.

The spelling of 3478701678 in words is "three billion, four hundred seventy-eight million, seven hundred one thousand, six hundred seventy-eight".