662420007 has 6 divisors (see below), whose sum is σ = 956828912. Its totient is φ = 441613332.

The previous prime is 662419993. The next prime is 662420041. The reversal of 662420007 is 700024266.

It is not a de Polignac number, because 662420007 - 2¹² = 662415911 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 (662421007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 36801103 + ... + 36801120.

Almost surely, 2^662420007 is an apocalyptic number.

662420007 is a deficient number, since it is larger than the sum of its proper divisors (294408905).

662420007 is a wasteful number, since it uses less digits than its factorization.

662420007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73602229 (or 73602226 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 27.

The square root of 662420007 is about 25737.5213841582. The cubic root of 662420007 is about 871.7216127128.

The spelling of 662420007 in words is "six hundred sixty-two million, four hundred twenty thousand, seven".