3786870 has 16 divisors (see below), whose sum is σ = 9088560. Its totient is φ = 1009824.

The previous prime is 3786859. The next prime is 3786899. The reversal of 3786870 is 786873.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63085 + ... + 63144.

It is an arithmetic number, because the mean of its divisors is an integer number (568035).

Almost surely, 2^3786870 is an apocalyptic number.

3786870 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

3786870 is an abundant number, since it is smaller than the sum of its proper divisors (5301690).

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

3786870 is a wasteful number, since it uses less digits than its factorization.

3786870 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126239.

The product of its (nonzero) digits is 56448, while the sum is 39.

The square root of 3786870 is about 1945.9881808480. The cubic root of 3786870 is about 155.8691374608.

It can be divided in two parts, 3786 and 870, that added together give a triangular number (4656 = T₉₆).

The spelling of 3786870 in words is "three million, seven hundred eighty-six thousand, eight hundred seventy".