7222145375 has 8 divisors (see below), whose sum is σ = 9013237584. Its totient is φ = 5777716200.

The previous prime is 7222145363. The next prime is 7222145401. The reversal of 7222145375 is 5735412227.

It is not a de Polignac number, because 7222145375 - 2⁶ = 7222145311 is a prime.

It is a super-3 number, since 3×7222145375³ (a number of 31 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

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, 28888457 + ... + 28888706.

It is an arithmetic number, because the mean of its divisors is an integer number (1126654698).

Almost surely, 2^7222145375 is an apocalyptic number.

7222145375 is a deficient number, since it is larger than the sum of its proper divisors (1791092209).

7222145375 is an equidigital number, since it uses as much as digits as its factorization.

7222145375 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57777178 (or 57777168 counting only the distinct ones).

The product of its digits is 117600, while the sum is 38.

The square root of 7222145375 is about 84983.2064292705. The cubic root of 7222145375 is about 1932.9564767009.

The spelling of 7222145375 in words is "seven billion, two hundred twenty-two million, one hundred forty-five thousand, three hundred seventy-five".