3358728 has 24 divisors (see below), whose sum is σ = 9096750. Its totient is φ = 1119552.

The previous prime is 3358723. The next prime is 3358753. The reversal of 3358728 is 8278533.

It can be written as a sum of positive squares in only one way, i.e., 2683044 + 675684 = 1638^2 + 822^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is a super-2 number, since 2×3358728² = 22562107555968, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 3358692 and 3358701.

It is not an unprimeable number, because it can be changed into a prime (3358723) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 23253 + ... + 23396.

Almost surely, 2^3358728 is an apocalyptic number.

It is an amenable number.

3358728 is an abundant number, since it is smaller than the sum of its proper divisors (5738022).

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

3358728 is a wasteful number, since it uses less digits than its factorization.

3358728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46661 (or 46654 counting only the distinct ones).

The product of its digits is 40320, while the sum is 36.

The square root of 3358728 is about 1832.6832786927. The cubic root of 3358728 is about 149.7585448714.

The spelling of 3358728 in words is "three million, three hundred fifty-eight thousand, seven hundred twenty-eight".