2802542 has 8 divisors (see below), whose sum is σ = 4223016. Its totient is φ = 1394872.

The previous prime is 2802511. The next prime is 2802551. The reversal of 2802542 is 2452082.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2633 + ... + 3540.

It is an arithmetic number, because the mean of its divisors is an integer number (527877).

2^2802542 is an apocalyptic number.

2802542 is a deficient number, since it is larger than the sum of its proper divisors (1420474).

2802542 is a wasteful number, since it uses less digits than its factorization.

2802542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6402.

The product of its (nonzero) digits is 1280, while the sum is 23.

The square root of 2802542 is about 1674.0794485328. The cubic root of 2802542 is about 140.9886146768.

The spelling of 2802542 in words is "two million, eight hundred two thousand, five hundred forty-two".