3570428 has 18 divisors (see below), whose sum is σ = 6553176. Its totient is φ = 1698928.

The previous prime is 3570409. The next prime is 3570431. The reversal of 3570428 is 8240753.

It is a happy number.

It is a super-2 number, since 2×3570428² = 25495912206368, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3570428.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 18026 + ... + 18222.

Almost surely, 2^3570428 is an apocalyptic number.

It is an amenable number.

3570428 is a deficient number, since it is larger than the sum of its proper divisors (2982748).

3570428 is a wasteful number, since it uses less digits than its factorization.

3570428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 421 (or 222 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 29.

The square root of 3570428 is about 1889.5576201852. The cubic root of 3570428 is about 152.8410783811.

The spelling of 3570428 in words is "three million, five hundred seventy thousand, four hundred twenty-eight".