3126870 has 64 divisors (see below), whose sum is σ = 8591040. Its totient is φ = 808704.

The previous prime is 3126869. The next prime is 3126881. The reversal of 3126870 is 786213.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

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 31 ways as a sum of consecutive naturals, for example, 9834 + ... + 10146.

It is an arithmetic number, because the mean of its divisors is an integer number (134235).

Almost surely, 2^3126870 is an apocalyptic number.

3126870 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 3126870, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4295520).

3126870 is an abundant number, since it is smaller than the sum of its proper divisors (5464170).

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

3126870 is a wasteful number, since it uses less digits than its factorization.

3126870 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 366 (or 360 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 27.

The square root of 3126870 is about 1768.2957897365. The cubic root of 3126870 is about 146.2300432993.

The spelling of 3126870 in words is "three million, one hundred twenty-six thousand, eight hundred seventy".