2733742 has 16 divisors (see below), whose sum is σ = 4498992. Its totient is φ = 1235520.

The previous prime is 2733737. The next prime is 2733749. The reversal of 2733742 is 2473372.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 2733742.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2733749) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6688 + ... + 7084.

It is an arithmetic number, because the mean of its divisors is an integer number (281187).

2^2733742 is an apocalyptic number.

2733742 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2733742 is a deficient number, since it is larger than the sum of its proper divisors (1765250).

2733742 is a wasteful number, since it uses less digits than its factorization.

2733742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 723.

The product of its digits is 7056, while the sum is 28.

The square root of 2733742 is about 1653.4031571277. The cubic root of 2733742 is about 139.8253263735.

The spelling of 2733742 in words is "two million, seven hundred thirty-three thousand, seven hundred forty-two".