2653930 has 16 divisors (see below), whose sum is σ = 4894344. Its totient is φ = 1035520.

The previous prime is 2653913. The next prime is 2653951. The reversal of 2653930 is 393562.

It can be written as a sum of positive squares in 4 ways, for example, as 982081 + 1671849 = 991^2 + 1293^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2827 + ... + 3646.

2^2653930 is an apocalyptic number.

2653930 is a deficient number, since it is larger than the sum of its proper divisors (2240414).

2653930 is a wasteful number, since it uses less digits than its factorization.

2653930 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6521.

The product of its (nonzero) digits is 4860, while the sum is 28.

The square root of 2653930 is about 1629.0887023118. The cubic root of 2653930 is about 138.4511246521.

It can be divided in two parts, 26539 and 30, that added together give a square (26569 = 163²).

The spelling of 2653930 in words is "two million, six hundred fifty-three thousand, nine hundred thirty".