3533740 has 48 divisors (see below), whose sum is σ = 8692992. Its totient is φ = 1181376.

The previous prime is 3533731. The next prime is 3533767. The reversal of 3533740 is 473353.

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, 5727 + ... + 6313.

It is an arithmetic number, because the mean of its divisors is an integer number (181104).

Almost surely, 2^3533740 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3533740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4346496).

3533740 is an abundant number, since it is smaller than the sum of its proper divisors (5159252).

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

3533740 is a wasteful number, since it uses less digits than its factorization.

3533740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 646 (or 644 counting only the distinct ones).

The product of its (nonzero) digits is 3780, while the sum is 25.

The square root of 3533740 is about 1879.8244598898. The cubic root of 3533740 is about 152.3157678477.

The spelling of 3533740 in words is "three million, five hundred thirty-three thousand, seven hundred forty".