2281379955 has 8 divisors (see below), whose sum is σ = 3650207952. Its totient is φ = 1216735968.

The previous prime is 2281379941. The next prime is 2281379981. The reversal of 2281379955 is 5599731822.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2281379955 - 2¹¹ = 2281377907 is a prime.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 2281379898 and 2281379907.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76045984 + ... + 76046013.

It is an arithmetic number, because the mean of its divisors is an integer number (456275994).

Almost surely, 2^2281379955 is an apocalyptic number.

2281379955 is a deficient number, since it is larger than the sum of its proper divisors (1368827997).

2281379955 is a wasteful number, since it uses less digits than its factorization.

2281379955 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152092005.

The product of its digits is 1360800, while the sum is 51.

The square root of 2281379955 is about 47763.7933481000. The cubic root of 2281379955 is about 1316.4343536791.

The spelling of 2281379955 in words is "two billion, two hundred eighty-one million, three hundred seventy-nine thousand, nine hundred fifty-five".