35409973 has 2 divisors, whose sum is σ = 35409974. Its totient is φ = 35409972.

The previous prime is 35409961. The next prime is 35409991. The reversal of 35409973 is 37990453.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 35070084 + 339889 = 5922^2 + 583^2 .

It is a cyclic number.

It is not a de Polignac number, because 35409973 - 2²¹ = 33312821 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (35409173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17704986 + 17704987.

It is an arithmetic number, because the mean of its divisors is an integer number (17704987).

Almost surely, 2^35409973 is an apocalyptic number.

It is an amenable number.

35409973 is a deficient number, since it is larger than the sum of its proper divisors (1).

35409973 is an equidigital number, since it uses as much as digits as its factorization.

35409973 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 102060, while the sum is 40.

The square root of 35409973 is about 5950.6279500570. The cubic root of 35409973 is about 328.3788658256.

The spelling of 35409973 in words is "thirty-five million, four hundred nine thousand, nine hundred seventy-three".