6976790421 has 8 divisors (see below), whose sum is σ = 9304418784. Its totient is φ = 4650177840.

The previous prime is 6976790417. The next prime is 6976790423. The reversal of 6976790421 is 1240976796.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 6976790421 - 2² = 6976790417 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6976790423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 237771 + ... + 265496.

It is an arithmetic number, because the mean of its divisors is an integer number (1163052348).

Almost surely, 2^6976790421 is an apocalyptic number.

It is an amenable number.

6976790421 is a deficient number, since it is larger than the sum of its proper divisors (2327628363).

6976790421 is a wasteful number, since it uses less digits than its factorization.

6976790421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 507891.

The product of its (nonzero) digits is 1143072, while the sum is 51.

The square root of 6976790421 is about 83527.1837248210. The cubic root of 6976790421 is about 1910.8146357329.

The spelling of 6976790421 in words is "six billion, nine hundred seventy-six million, seven hundred ninety thousand, four hundred twenty-one".