2542928090 has 16 divisors (see below), whose sum is σ = 4578582888. Its totient is φ = 1016879616.

The previous prime is 2542928083. The next prime is 2542928147. The reversal of 2542928090 is 908292452.

It can be written as a sum of positive squares in 4 ways, for example, as 2218315801 + 324612289 = 47099^2 + 18017^2 .

It is a super-2 number, since 2×2542928090² = 12932966541822096200, which contains 22 as substring.

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, 2114 + ... + 71346.

Almost surely, 2^2542928090 is an apocalyptic number.

2542928090 is a deficient number, since it is larger than the sum of its proper divisors (2035654798).

2542928090 is a wasteful number, since it uses less digits than its factorization.

2542928090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72913.

The product of its (nonzero) digits is 103680, while the sum is 41.

The square root of 2542928090 is about 50427.4537330609. The cubic root of 2542928090 is about 1364.9330813800.

The spelling of 2542928090 in words is "two billion, five hundred forty-two million, nine hundred twenty-eight thousand, ninety".