2261924867 has 4 divisors (see below), whose sum is σ = 2310050976. Its totient is φ = 2213798760.

The previous prime is 2261924843. The next prime is 2261924879. The reversal of 2261924867 is 7684291622.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2261924867 - 2¹⁰ = 2261923843 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (47), and also a Moran number because the ratio is a prime number: 48126061 = 2261924867 / (2 + 2 + 6 + 1 + 9 + 2 + 4 + 8 + 6 + 7).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2261924267) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 24062984 + ... + 24063077.

It is an arithmetic number, because the mean of its divisors is an integer number (577512744).

Almost surely, 2^2261924867 is an apocalyptic number.

2261924867 is a deficient number, since it is larger than the sum of its proper divisors (48126109).

2261924867 is an equidigital number, since it uses as much as digits as its factorization.

2261924867 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48126108.

The product of its digits is 580608, while the sum is 47.

The square root of 2261924867 is about 47559.6979279726. The cubic root of 2261924867 is about 1312.6815817950.

The spelling of 2261924867 in words is "two billion, two hundred sixty-one million, nine hundred twenty-four thousand, eight hundred sixty-seven".