2742792 has 64 divisors (see below), whose sum is σ = 7560000. Its totient is φ = 824064.

The previous prime is 2742781. The next prime is 2742793. The reversal of 2742792 is 2972472.

It is not an unprimeable number, because it can be changed into a prime (2742793) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18334 + ... + 18482.

It is an arithmetic number, because the mean of its divisors is an integer number (118125).

2^2742792 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2742792, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3780000).

2742792 is an abundant number, since it is smaller than the sum of its proper divisors (4817208).

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

2742792 is a wasteful number, since it uses less digits than its factorization.

2742792 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 230 (or 226 counting only the distinct ones).

The product of its digits is 14112, while the sum is 33.

The square root of 2742792 is about 1656.1376754364. The cubic root of 2742792 is about 139.9794527668.

The spelling of 2742792 in words is "two million, seven hundred forty-two thousand, seven hundred ninety-two".