35941021 has 4 divisors (see below), whose sum is σ = 35968572. Its totient is φ = 35913472.

The previous prime is 35941007. The next prime is 35941057. The reversal of 35941021 is 12014953.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 12014953 = 1163 ⋅10331.

It can be written as a sum of positive squares in 2 ways, for example, as 35105625 + 835396 = 5925^2 + 914^2 .

It is a cyclic number.

It is not a de Polignac number, because 35941021 - 2²¹ = 33843869 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (35941001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11716 + ... + 14461.

It is an arithmetic number, because the mean of its divisors is an integer number (8992143).

Almost surely, 2^35941021 is an apocalyptic number.

It is an amenable number.

35941021 is a deficient number, since it is larger than the sum of its proper divisors (27551).

35941021 is a wasteful number, since it uses less digits than its factorization.

35941021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27550.

The product of its (nonzero) digits is 1080, while the sum is 25.

The square root of 35941021 is about 5995.0830686488. The cubic root of 35941021 is about 330.0123074687.

Adding to 35941021 its reverse (12014953), we get a palindrome (47955974).

The spelling of 35941021 in words is "thirty-five million, nine hundred forty-one thousand, twenty-one".