2102738 has 12 divisors (see below), whose sum is σ = 3467310. Its totient is φ = 955680.

The previous prime is 2102717. The next prime is 2102741. The reversal of 2102738 is 8372012.

It can be written as a sum of positive squares in only one way, i.e., 1385329 + 717409 = 1177^2 + 847^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4103 + ... + 4586.

2^2102738 is an apocalyptic number.

2102738 is a deficient number, since it is larger than the sum of its proper divisors (1364572).

2102738 is a wasteful number, since it uses less digits than its factorization.

2102738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8713 (or 8702 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 23.

The square root of 2102738 is about 1450.0820666431. The cubic root of 2102738 is about 128.1135467057.

The spelling of 2102738 in words is "two million, one hundred two thousand, seven hundred thirty-eight".