2222745315 has 32 divisors (see below), whose sum is σ = 4073587200. Its totient is φ = 1013827584.

The previous prime is 2222745311. The next prime is 2222745319. The reversal of 2222745315 is 5135472222.

2222745315 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a Cunningham number, because it is equal to 47146²-1.

It is an interprime number because it is at equal distance from previous prime (2222745311) and next prime (2222745319).

It is not a de Polignac number, because 2222745315 - 2² = 2222745311 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2222745311) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 23572 + ... + 70718.

It is an arithmetic number, because the mean of its divisors is an integer number (127299600).

Almost surely, 2^2222745315 is an apocalyptic number.

2222745315 is a deficient number, since it is larger than the sum of its proper divisors (1850841885).

2222745315 is a wasteful number, since it uses less digits than its factorization.

2222745315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47611.

The product of its digits is 33600, while the sum is 33.

The square root of 2222745315 is about 47145.9999893946. Note that the first 4 decimals coincide. The cubic root of 2222745315 is about 1305.0582643061.

The spelling of 2222745315 in words is "two billion, two hundred twenty-two million, seven hundred forty-five thousand, three hundred fifteen".