35252981 has 2 divisors, whose sum is σ = 35252982. Its totient is φ = 35252980.

The previous prime is 35252933. The next prime is 35252993. The reversal of 35252981 is 18925253.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21996100 + 13256881 = 4690^2 + 3641^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-35252981 is a prime.

It is a super-2 number, since 2×35252981² = 2485545338772722, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (35252381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17626490 + 17626491.

It is an arithmetic number, because the mean of its divisors is an integer number (17626491).

Almost surely, 2^35252981 is an apocalyptic number.

It is an amenable number.

35252981 is a deficient number, since it is larger than the sum of its proper divisors (1).

35252981 is an equidigital number, since it uses as much as digits as its factorization.

35252981 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 21600, while the sum is 35.

The square root of 35252981 is about 5937.4220836993. The cubic root of 35252981 is about 327.8928518001.

The spelling of 35252981 in words is "thirty-five million, two hundred fifty-two thousand, nine hundred eighty-one".