2750490 has 64 divisors (see below), whose sum is σ = 7499520. Its totient is φ = 717120.

The previous prime is 2750479. The next prime is 2750491. The reversal of 2750490 is 940572.

2750490 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not an unprimeable number, because it can be changed into a prime (2750491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16387 + ... + 16553.

It is an arithmetic number, because the mean of its divisors is an integer number (117180).

2^2750490 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2750490, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3749760).

2750490 is an abundant number, since it is smaller than the sum of its proper divisors (4749030).

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

2750490 is a wasteful number, since it uses less digits than its factorization.

2750490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 244 (or 238 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 27.

The square root of 2750490 is about 1658.4601291560. The cubic root of 2750490 is about 140.1102872463.

It can be divided in two parts, 2750 and 490, that added together give a triangular number (3240 = T₈₀).

The spelling of 2750490 in words is "two million, seven hundred fifty thousand, four hundred ninety".