35920397 has 2 divisors, whose sum is σ = 35920398. Its totient is φ = 35920396.

The previous prime is 35920309. The next prime is 35920433. The reversal of 35920397 is 79302953.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 34409956 + 1510441 = 5866^2 + 1229^2 .

It is a cyclic number.

It is not a de Polignac number, because 35920397 - 2²⁴ = 19143181 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 35920397.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (35920597) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17960198 + 17960199.

It is an arithmetic number, because the mean of its divisors is an integer number (17960199).

Almost surely, 2^35920397 is an apocalyptic number.

It is an amenable number.

35920397 is a deficient number, since it is larger than the sum of its proper divisors (1).

35920397 is an equidigital number, since it uses as much as digits as its factorization.

35920397 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 51030, while the sum is 38.

The square root of 35920397 is about 5993.3627455711. The cubic root of 35920397 is about 329.9491718472.

The spelling of 35920397 in words is "thirty-five million, nine hundred twenty thousand, three hundred ninety-seven".