40835961 has 16 divisors (see below), whose sum is σ = 60979200. Its totient is φ = 27007344.

The previous prime is 40835947. The next prime is 40835999. The reversal of 40835961 is 16953804.

It is not a de Polignac number, because 40835961 - 2⁵ = 40835929 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40835911) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2526 + ... + 9383.

It is an arithmetic number, because the mean of its divisors is an integer number (3811200).

Almost surely, 2^40835961 is an apocalyptic number.

It is an amenable number.

40835961 is a deficient number, since it is larger than the sum of its proper divisors (20143239).

40835961 is a wasteful number, since it uses less digits than its factorization.

40835961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12045 (or 12039 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 36.

The square root of 40835961 is about 6390.3021055346. The cubic root of 40835961 is about 344.3612377310.

The spelling of 40835961 in words is "forty million, eight hundred thirty-five thousand, nine hundred sixty-one".