40963405 has 32 divisors (see below), whose sum is σ = 58060800. Its totient is φ = 27166272.

The previous prime is 40963397. The next prime is 40963423. The reversal of 40963405 is 50436904.

It is not a de Polignac number, because 40963405 - 2³ = 40963397 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 171276 + ... + 171514.

It is an arithmetic number, because the mean of its divisors is an integer number (1814400).

Almost surely, 2^40963405 is an apocalyptic number.

It is an amenable number.

40963405 is a deficient number, since it is larger than the sum of its proper divisors (17097395).

40963405 is a wasteful number, since it uses less digits than its factorization.

40963405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 393.

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 40963405 is about 6400.2660100968. The cubic root of 40963405 is about 344.7191020286.

The spelling of 40963405 in words is "forty million, nine hundred sixty-three thousand, four hundred five".