2252691019 has 4 divisors (see below), whose sum is σ = 2256366496. Its totient is φ = 2249015544.

The previous prime is 2252690987. The next prime is 2252691031. The reversal of 2252691019 is 9101962522.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9101962522 = 2 ⋅4550981261.

It is a cyclic number.

It is not a de Polignac number, because 2252691019 - 2⁵ = 2252690987 is a prime.

It is a super-2 number, since 2×2252691019² = 10149233654166516722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2252695019) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1836819 + ... + 1838044.

It is an arithmetic number, because the mean of its divisors is an integer number (564091624).

Almost surely, 2^2252691019 is an apocalyptic number.

2252691019 is the 27403-rd hex number.

2252691019 is a deficient number, since it is larger than the sum of its proper divisors (3675477).

2252691019 is an equidigital number, since it uses as much as digits as its factorization.

2252691019 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3675476.

The product of its (nonzero) digits is 19440, while the sum is 37.

The square root of 2252691019 is about 47462.5222570398. The cubic root of 2252691019 is about 1310.8928937822.

The spelling of 2252691019 in words is "two billion, two hundred fifty-two million, six hundred ninety-one thousand, nineteen".