7422222247 has 8 divisors (see below), whose sum is σ = 8098820352. Its totient is φ = 6745932600.

The previous prime is 7422222239. The next prime is 7422222277.

7422222247 is nontrivially palindromic in base 10.

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

It is not a de Polignac number, because 7422222247 - 2³ = 7422222239 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7422222277) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25279 + ... + 124432.

It is an arithmetic number, because the mean of its divisors is an integer number (1012352544).

Almost surely, 2^7422222247 is an apocalyptic number.

7422222247 is a deficient number, since it is larger than the sum of its proper divisors (676598105).

7422222247 is a wasteful number, since it uses less digits than its factorization.

7422222247 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154229.

The product of its digits is 50176, while the sum is 34.

The square root of 7422222247 is about 86152.3200326027. The cubic root of 7422222247 is about 1950.6438590041.

It can be divided in two parts, 74222 and 22247, that added together give a palindrome (96469).

The spelling of 7422222247 in words is "seven billion, four hundred twenty-two million, two hundred twenty-two thousand, two hundred forty-seven".