3445650 has 144 divisors (see below), whose sum is σ = 10832640. Its totient is φ = 777600.

The previous prime is 3445649. The next prime is 3445667. The reversal of 3445650 is 565443.

3445650 is a `hidden beast` number, since 3 + 4 + 4 + 5 + 650 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 111135 + ... + 111165.

Almost surely, 2^3445650 is an apocalyptic number.

3445650 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 3445650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5416320).

3445650 is an abundant number, since it is smaller than the sum of its proper divisors (7386990).

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

3445650 is a wasteful number, since it uses less digits than its factorization.

3445650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81 (or 73 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

The square root of 3445650 is about 1856.2462121173. The cubic root of 3445650 is about 151.0394470278.

It can be divided in two parts, 3445 and 650, that added together give a triangular number (4095 = T₉₀).

The spelling of 3445650 in words is "three million, four hundred forty-five thousand, six hundred fifty".