35640541 has 4 divisors (see below), whose sum is σ = 35652892. Its totient is φ = 35628192.

The previous prime is 35640533. The next prime is 35640557. The reversal of 35640541 is 14504653.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 21427641 + 14212900 = 4629^2 + 3770^2 .

It is a cyclic number.

It is not a de Polignac number, because 35640541 - 2³ = 35640533 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 (35640581) 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, 721 + ... + 8473.

It is an arithmetic number, because the mean of its divisors is an integer number (8913223).

Almost surely, 2^35640541 is an apocalyptic number.

It is an amenable number.

35640541 is a deficient number, since it is larger than the sum of its proper divisors (12351).

35640541 is an equidigital number, since it uses as much as digits as its factorization.

35640541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12350.

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 35640541 is about 5969.9699329226. The cubic root of 35640541 is about 329.0900582780.

The spelling of 35640541 in words is "thirty-five million, six hundred forty thousand, five hundred forty-one".