2739722 has 4 divisors (see below), whose sum is σ = 4109586. Its totient is φ = 1369860.

The previous prime is 2739721. The next prime is 2739731. The reversal of 2739722 is 2279372.

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., 1442401 + 1297321 = 1201^2 + 1139^2 .

It is a d-powerful number, because it can be written as 2⁷ + 7³ + 3⁴ + 9² + 7⁶ + 2¹⁹ + 2²¹ .

It is not an unprimeable number, because it can be changed into a prime (2739721) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 684929 + ... + 684932.

2^2739722 is an apocalyptic number.

2739722 is a deficient number, since it is larger than the sum of its proper divisors (1369864).

2739722 is a wasteful number, since it uses less digits than its factorization.

2739722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1369863.

The product of its digits is 10584, while the sum is 32.

The square root of 2739722 is about 1655.2105606236. The cubic root of 2739722 is about 139.9272070559.

The spelling of 2739722 in words is "two million, seven hundred thirty-nine thousand, seven hundred twenty-two".