7420627 has 4 divisors (see below), whose sum is σ = 7428136. Its totient is φ = 7413120.

The previous prime is 7420613. The next prime is 7420643. The reversal of 7420627 is 7260247.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 7420627 - 2⁷ = 7420499 is a prime.

It is a Duffinian number.

7420627 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 7420595 and 7420604.

It is not an unprimeable number, because it can be changed into a prime (7420727) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1998 + ... + 4339.

It is an arithmetic number, because the mean of its divisors is an integer number (1857034).

Almost surely, 2^7420627 is an apocalyptic number.

7420627 is a deficient number, since it is larger than the sum of its proper divisors (7509).

7420627 is a wasteful number, since it uses less digits than its factorization.

7420627 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7508.

The product of its (nonzero) digits is 4704, while the sum is 28.

The square root of 7420627 is about 2724.0827814147. The cubic root of 7420627 is about 195.0504099346.

The spelling of 7420627 in words is "seven million, four hundred twenty thousand, six hundred twenty-seven".