2225374978 has 8 divisors (see below), whose sum is σ = 3352768272. Its totient is φ = 1107785556.

The previous prime is 2225374969. The next prime is 2225374993. The reversal of 2225374978 is 8794735222.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2450400 + ... + 2451307.

It is an arithmetic number, because the mean of its divisors is an integer number (419096034).

Almost surely, 2^2225374978 is an apocalyptic number.

2225374978 is a deficient number, since it is larger than the sum of its proper divisors (1127393294).

2225374978 is a wasteful number, since it uses less digits than its factorization.

2225374978 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4901936.

The product of its digits is 1693440, while the sum is 49.

The square root of 2225374978 is about 47173.8802516817. The cubic root of 2225374978 is about 1305.5727198486.

The spelling of 2225374978 in words is "two billion, two hundred twenty-five million, three hundred seventy-four thousand, nine hundred seventy-eight".