7420647622 has 4 divisors (see below), whose sum is σ = 11130971436. Its totient is φ = 3710323810.

The previous prime is 7420647617. The next prime is 7420647673. The reversal of 7420647622 is 2267460247.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×7420647622² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1855161904 + ... + 1855161907.

It is an arithmetic number, because the mean of its divisors is an integer number (2782742859).

Almost surely, 2^7420647622 is an apocalyptic number.

7420647622 is a deficient number, since it is larger than the sum of its proper divisors (3710323814).

7420647622 is a wasteful number, since it uses less digits than its factorization.

7420647622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3710323813.

The product of its (nonzero) digits is 225792, while the sum is 40.

The square root of 7420647622 is about 86143.1809373209. The cubic root of 7420647622 is about 1950.5059061683.

The spelling of 7420647622 in words is "seven billion, four hundred twenty million, six hundred forty-seven thousand, six hundred twenty-two".