2743892 has 6 divisors (see below), whose sum is σ = 4801818. Its totient is φ = 1371944.

The previous prime is 2743861. The next prime is 2743901. The reversal of 2743892 is 2983472.

It can be written as a sum of positive squares in only one way, i.e., 1731856 + 1012036 = 1316^2 + 1006^2 .

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 342983 + ... + 342990.

It is an arithmetic number, because the mean of its divisors is an integer number (800303).

2^2743892 is an apocalyptic number.

It is an amenable number.

2743892 is a deficient number, since it is larger than the sum of its proper divisors (2057926).

2743892 is a wasteful number, since it uses less digits than its factorization.

2743892 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 685977 (or 685975 counting only the distinct ones).

The product of its digits is 24192, while the sum is 35.

The square root of 2743892 is about 1656.4697401402. The cubic root of 2743892 is about 139.9981632412.

The spelling of 2743892 in words is "two million, seven hundred forty-three thousand, eight hundred ninety-two".