2755930 has 8 divisors (see below), whose sum is σ = 4960692. Its totient is φ = 1102368.

The previous prime is 2755891. The next prime is 2755943. The reversal of 2755930 is 395572.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 2634129 + 121801 = 1623^2 + 349^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 2755892 and 2755901.

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, 137787 + ... + 137806.

2^2755930 is an apocalyptic number.

2755930 is a deficient number, since it is larger than the sum of its proper divisors (2204762).

2755930 is a wasteful number, since it uses less digits than its factorization.

2755930 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275600.

The product of its (nonzero) digits is 9450, while the sum is 31.

The square root of 2755930 is about 1660.0993946147. The cubic root of 2755930 is about 140.2025978302.

The spelling of 2755930 in words is "two million, seven hundred fifty-five thousand, nine hundred thirty".