3621056340 has 48 divisors (see below), whose sum is σ = 11060683200. Its totient is φ = 877831680.

The previous prime is 3621056333. The next prime is 3621056353. The reversal of 3621056340 is 436501263.

It is a super-2 number, since 2×3621056340² = 26224098034908391200, which contains 22 as substring.

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 = 3621056298 and 3621056307.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2742565 + ... + 2743884.

It is an arithmetic number, because the mean of its divisors is an integer number (230430900).

Almost surely, 2^3621056340 is an apocalyptic number.

3621056340 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3621056340 is an abundant number, since it is smaller than the sum of its proper divisors (7439626860).

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

3621056340 is a wasteful number, since it uses less digits than its factorization.

3621056340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5486472 (or 5486470 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 30.

The square root of 3621056340 is about 60175.2136680876. The cubic root of 3621056340 is about 1535.6011452851.

The spelling of 3621056340 in words is "three billion, six hundred twenty-one million, fifty-six thousand, three hundred forty".