6996357 has 6 divisors (see below), whose sum is σ = 10105862. Its totient is φ = 4664232.

The previous prime is 6996349. The next prime is 6996377. The reversal of 6996357 is 7536996.

6996357 is a `hidden beast` number, since 6 + 9 + 9 + 635 + 7 = 666.

It can be written as a sum of positive squares in only one way, i.e., 6625476 + 370881 = 2574^2 + 609^2 .

It is not a de Polignac number, because 6996357 - 2³ = 6996349 is a prime.

It is a super-3 number, since 3×6996357³ (a number of 22 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6996307) 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, 388678 + ... + 388695.

Almost surely, 2^6996357 is an apocalyptic number.

It is an amenable number.

6996357 is a deficient number, since it is larger than the sum of its proper divisors (3109505).

6996357 is a wasteful number, since it uses less digits than its factorization.

6996357 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 777379 (or 777376 counting only the distinct ones).

The product of its digits is 306180, while the sum is 45.

The square root of 6996357 is about 2645.0627591798. The cubic root of 6996357 is about 191.2599277174.

It can be divided in two parts, 699 and 6357, that added together give a square (7056 = 84²).

The spelling of 6996357 in words is "six million, nine hundred ninety-six thousand, three hundred fifty-seven".