3478669740 has 360 divisors, whose sum is σ = 13674930192. Its totient is φ = 733743360.

The previous prime is 3478669717. The next prime is 3478669751. The reversal of 3478669740 is 479668743.

It is a happy number.

3478669740 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×3478669740² = 24202286319983335200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 1030255 + ... + 1033625.

Almost surely, 2^3478669740 is an apocalyptic number.

3478669740 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3478669740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6837465096).

3478669740 is an abundant number, since it is smaller than the sum of its proper divisors (10196260452).

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

3478669740 is a wasteful number, since it uses less digits than its factorization.

3478669740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3419 (or 3401 counting only the distinct ones).

The product of its (nonzero) digits is 6096384, while the sum is 54.

The square root of 3478669740 is about 58980.2487278580. The cubic root of 3478669740 is about 1515.2038545410.

The spelling of 3478669740 in words is "three billion, four hundred seventy-eight million, six hundred sixty-nine thousand, seven hundred forty".