35442521 has 2 divisors, whose sum is σ = 35442522. Its totient is φ = 35442520.

The previous prime is 35442509. The next prime is 35442523. The reversal of 35442521 is 12524453.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 33582025 + 1860496 = 5795^2 + 1364^2 .

It is an emirp because it is prime and its reverse (12524453) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-35442521 is a prime.

Together with 35442523, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (35442523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17721260 + 17721261.

It is an arithmetic number, because the mean of its divisors is an integer number (17721261).

Almost surely, 2^35442521 is an apocalyptic number.

It is an amenable number.

35442521 is a deficient number, since it is larger than the sum of its proper divisors (1).

35442521 is an equidigital number, since it uses as much as digits as its factorization.

35442521 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4800, while the sum is 26.

The square root of 35442521 is about 5953.3621593180. The cubic root of 35442521 is about 328.4794476801.

Adding to 35442521 its reverse (12524453), we get a palindrome (47966974).

It can be divided in two parts, 354 and 42521, that added together give a cube (42875 = 35³).

The spelling of 35442521 in words is "thirty-five million, four hundred forty-two thousand, five hundred twenty-one".