7700397 has 8 divisors (see below), whose sum is σ = 10506144. Its totient is φ = 5014128.

The previous prime is 7700393. The next prime is 7700419. The reversal of 7700397 is 7930077.

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

It is not a de Polignac number, because 7700397 - 2² = 7700393 is a prime.

It is a super-2 number, since 2×7700397² = 118592227915218, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7700393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29718 + ... + 29975.

It is an arithmetic number, because the mean of its divisors is an integer number (1313268).

Almost surely, 2^7700397 is an apocalyptic number.

It is an amenable number.

7700397 is a deficient number, since it is larger than the sum of its proper divisors (2805747).

7700397 is a wasteful number, since it uses less digits than its factorization.

7700397 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59739.

The product of its (nonzero) digits is 9261, while the sum is 33.

The square root of 7700397 is about 2774.9589186148. The cubic root of 7700397 is about 197.4714758784.

The spelling of 7700397 in words is "seven million, seven hundred thousand, three hundred ninety-seven".