2749402 has 8 divisors (see below), whose sum is σ = 4140576. Its totient is φ = 1369212.

The previous prime is 2749391. The next prime is 2749441. The reversal of 2749402 is 2049472.

2749402 is nontrivially palindromic in base 4.

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

It is a super-2 number, since 2×2749402² = 15118422715208, which contains 22 as substring.

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, 2088 + ... + 3139.

It is an arithmetic number, because the mean of its divisors is an integer number (517572).

2^2749402 is an apocalyptic number.

2749402 is a deficient number, since it is larger than the sum of its proper divisors (1391174).

2749402 is a wasteful number, since it uses less digits than its factorization.

2749402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5492.

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 2749402 is about 1658.1320815906. The cubic root of 2749402 is about 140.0918105268.

The spelling of 2749402 in words is "two million, seven hundred forty-nine thousand, four hundred two".