2738266 has 4 divisors (see below), whose sum is σ = 4107402. Its totient is φ = 1369132.

The previous prime is 2738251. The next prime is 2738269. The reversal of 2738266 is 6628372.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2493241 + 245025 = 1579^2 + 495^2 .

It is a d-powerful number, because it can be written as 2 + 7⁴ + 3¹² + 8³ + 2¹⁹ + 6 + 6⁸ .

It is not an unprimeable number, because it can be changed into a prime (2738269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 684565 + ... + 684568.

2^2738266 is an apocalyptic number.

2738266 is a deficient number, since it is larger than the sum of its proper divisors (1369136).

2738266 is a wasteful number, since it uses less digits than its factorization.

2738266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1369135.

The product of its digits is 24192, while the sum is 34.

The square root of 2738266 is about 1654.7706789764. The cubic root of 2738266 is about 139.9024149888.

The spelling of 2738266 in words is "two million, seven hundred thirty-eight thousand, two hundred sixty-six".