3478353720 has 64 divisors (see below), whose sum is σ = 10717103520. Its totient is φ = 902490624.

The previous prime is 3478353719. The next prime is 3478353751. The reversal of 3478353720 is 273538743.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 387267 + ... + 396146.

Almost surely, 2^3478353720 is an apocalyptic number.

3478353720 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3478353720 is an abundant number, since it is smaller than the sum of its proper divisors (7238749800).

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

3478353720 is a wasteful number, since it uses less digits than its factorization.

3478353720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 783464 (or 783460 counting only the distinct ones).

The product of its (nonzero) digits is 423360, while the sum is 42.

The square root of 3478353720 is about 58977.5696345653. The cubic root of 3478353720 is about 1515.1579702175.

The spelling of 3478353720 in words is "three billion, four hundred seventy-eight million, three hundred fifty-three thousand, seven hundred twenty".