3504870 has 40 divisors (see below), whose sum is σ = 9426384. Its totient is φ = 934416.

The previous prime is 3504869. The next prime is 3504889. The reversal of 3504870 is 784053.

It is a super-2 number, since 2×3504870² = 24568227433800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1354 + ... + 2973.

Almost surely, 2^3504870 is an apocalyptic number.

3504870 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

3504870 is an abundant number, since it is smaller than the sum of its proper divisors (5921514).

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

3504870 is a wasteful number, since it uses less digits than its factorization.

3504870 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4346 (or 4337 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 27.

The square root of 3504870 is about 1872.1298031921. The cubic root of 3504870 is about 151.8998359018.

The spelling of 3504870 in words is "three million, five hundred four thousand, eight hundred seventy".