2261008442 has 32 divisors (see below), whose sum is σ = 4238835840. Its totient is φ = 878734080.

The previous prime is 2261008439. The next prime is 2261008457. The reversal of 2261008442 is 2448001622.

It is a super-2 number, since 2×2261008442² = 10224318349590534728, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45038 + ... + 80934.

It is an arithmetic number, because the mean of its divisors is an integer number (132463620).

Almost surely, 2^2261008442 is an apocalyptic number.

2261008442 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2261008442 is a deficient number, since it is larger than the sum of its proper divisors (1977827398).

2261008442 is a wasteful number, since it uses less digits than its factorization.

2261008442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36326.

The product of its (nonzero) digits is 6144, while the sum is 29.

The square root of 2261008442 is about 47550.0624815573. The cubic root of 2261008442 is about 1312.5042790125.

The spelling of 2261008442 in words is "two billion, two hundred sixty-one million, eight thousand, four hundred forty-two".