2969400397 has 2 divisors, whose sum is σ = 2969400398. Its totient is φ = 2969400396.

The previous prime is 2969400373. The next prime is 2969400461. The reversal of 2969400397 is 7930049692.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2197171876 + 772228521 = 46874^2 + 27789^2 .

It is a cyclic number.

It is not a de Polignac number, because 2969400397 - 2¹⁵ = 2969367629 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2969400397.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2969400307) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1484700198 + 1484700199.

It is an arithmetic number, because the mean of its divisors is an integer number (1484700199).

Almost surely, 2^2969400397 is an apocalyptic number.

It is an amenable number.

2969400397 is a deficient number, since it is larger than the sum of its proper divisors (1).

2969400397 is an equidigital number, since it uses as much as digits as its factorization.

2969400397 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 734832, while the sum is 49.

The square root of 2969400397 is about 54492.2049196030. The cubic root of 2969400397 is about 1437.3292182946.

The spelling of 2969400397 in words is "two billion, nine hundred sixty-nine million, four hundred thousand, three hundred ninety-seven".