6930477 has 6 divisors (see below), whose sum is σ = 10010702. Its totient is φ = 4620312.

The previous prime is 6930463. The next prime is 6930481. The reversal of 6930477 is 7740396.

It can be written as a sum of positive squares in only one way, i.e., 3493161 + 3437316 = 1869^2 + 1854^2 .

It is not a de Polignac number, because 6930477 - 2⁴ = 6930461 is a prime.

It is a super-2 number, since 2×6930477² = 96063022895058, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6930487) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 385018 + ... + 385035.

Almost surely, 2^6930477 is an apocalyptic number.

It is an amenable number.

6930477 is a deficient number, since it is larger than the sum of its proper divisors (3080225).

6930477 is a wasteful number, since it uses less digits than its factorization.

6930477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 770059 (or 770056 counting only the distinct ones).

The product of its (nonzero) digits is 31752, while the sum is 36.

The square root of 6930477 is about 2632.5799133170. The cubic root of 6930477 is about 190.6577113800.

The spelling of 6930477 in words is "six million, nine hundred thirty thousand, four hundred seventy-seven".