40601405 has 12 divisors (see below), whose sum is σ = 52758900. Its totient is φ = 29981952.

The previous prime is 40601383. The next prime is 40601411. The reversal of 40601405 is 50410604.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 17455684 + 23145721 = 4178^2 + 4811^2 .

It is not a de Polignac number, because 40601405 - 2¹⁰ = 40600381 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23180 + ... + 24869.

It is an arithmetic number, because the mean of its divisors is an integer number (4396575).

Almost surely, 2^40601405 is an apocalyptic number.

It is an amenable number.

40601405 is a deficient number, since it is larger than the sum of its proper divisors (12157495).

40601405 is a wasteful number, since it uses less digits than its factorization.

40601405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48080 (or 48067 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 40601405 is about 6371.9231790724. The cubic root of 40601405 is about 343.7006505465.

The spelling of 40601405 in words is "forty million, six hundred one thousand, four hundred five".