7421422475 has 24 divisors (see below), whose sum is σ = 9525259392. Its totient is φ = 5729990400.

The previous prime is 7421422469. The next prime is 7421422483. The reversal of 7421422475 is 5742241247.

It is a de Polignac number, because none of the positive numbers 2^k-7421422475 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 276239 + ... + 301911.

It is an arithmetic number, because the mean of its divisors is an integer number (396885808).

Almost surely, 2^7421422475 is an apocalyptic number.

7421422475 is a deficient number, since it is larger than the sum of its proper divisors (2103836917).

7421422475 is a wasteful number, since it uses less digits than its factorization.

7421422475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26087 (or 26082 counting only the distinct ones).

The product of its digits is 125440, while the sum is 38.

The square root of 7421422475 is about 86147.6782914084. The cubic root of 7421422475 is about 1950.5737934485.

The spelling of 7421422475 in words is "seven billion, four hundred twenty-one million, four hundred twenty-two thousand, four hundred seventy-five".