3420554340 has 96 divisors (see below), whose sum is σ = 11001602304. Its totient is φ = 777853440.

The previous prime is 3420554329. The next prime is 3420554369. The reversal of 3420554340 is 434550243.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 3420554298 and 3420554307.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 62070 + ... + 103410.

It is an arithmetic number, because the mean of its divisors is an integer number (114600024).

Almost surely, 2^3420554340 is an apocalyptic number.

3420554340 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 3420554340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5500801152).

3420554340 is an abundant number, since it is smaller than the sum of its proper divisors (7581047964).

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

3420554340 is a wasteful number, since it uses less digits than its factorization.

3420554340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41557 (or 41555 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 30.

The square root of 3420554340 is about 58485.5053838128. The cubic root of 3420554340 is about 1506.7186526515.

The spelling of 3420554340 in words is "three billion, four hundred twenty million, five hundred fifty-four thousand, three hundred forty".