2764986 has 32 divisors (see below), whose sum is σ = 6471168. Its totient is φ = 771120.

The previous prime is 2764967. The next prime is 2765039. The reversal of 2764986 is 6894672.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1041 + ... + 2571.

It is an arithmetic number, because the mean of its divisors is an integer number (202224).

2^2764986 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2764986, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3235584).

2764986 is an abundant number, since it is smaller than the sum of its proper divisors (3706182).

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

2764986 is a wasteful number, since it uses less digits than its factorization.

2764986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1586.

The product of its digits is 145152, while the sum is 42.

The square root of 2764986 is about 1662.8247051328. The cubic root of 2764986 is about 140.3559987438.

The spelling of 2764986 in words is "two million, seven hundred sixty-four thousand, nine hundred eighty-six".