2629670397 has 8 divisors (see below), whose sum is σ = 3514596960. Its totient is φ = 1748928720.

The previous prime is 2629670383. The next prime is 2629670399. The reversal of 2629670397 is 7930769262.

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

It is not a de Polignac number, because 2629670397 - 2⁷ = 2629670269 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2629670399) 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, 1044754 + ... + 1047267.

It is an arithmetic number, because the mean of its divisors is an integer number (439324620).

Almost surely, 2^2629670397 is an apocalyptic number.

It is an amenable number.

2629670397 is a deficient number, since it is larger than the sum of its proper divisors (884926563).

2629670397 is a wasteful number, since it uses less digits than its factorization.

2629670397 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2092443.

The product of its (nonzero) digits is 1714608, while the sum is 51.

The square root of 2629670397 is about 51280.3119822803. The cubic root of 2629670397 is about 1380.2797159316.

The spelling of 2629670397 in words is "two billion, six hundred twenty-nine million, six hundred seventy thousand, three hundred ninety-seven".