2238605476 has 6 divisors (see below), whose sum is σ = 3917559590. Its totient is φ = 1119302736.

The previous prime is 2238605471. The next prime is 2238605483. The reversal of 2238605476 is 6745068322.

It can be written as a sum of positive squares in only one way, i.e., 1294272576 + 944332900 = 35976^2 + 30730^2 .

It is a super-2 number, since 2×2238605476² = 10022708954354373152, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2238605471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 279825681 + ... + 279825688.

Almost surely, 2^2238605476 is an apocalyptic number.

It is an amenable number.

2238605476 is a deficient number, since it is larger than the sum of its proper divisors (1678954114).

2238605476 is a wasteful number, since it uses less digits than its factorization.

2238605476 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 559651373 (or 559651371 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 43.

The square root of 2238605476 is about 47313.9036225083. The cubic root of 2238605476 is about 1308.1549450626.

The spelling of 2238605476 in words is "two billion, two hundred thirty-eight million, six hundred five thousand, four hundred seventy-six".