40609475 has 12 divisors (see below), whose sum is σ = 51585240. Its totient is φ = 31694400.

The previous prime is 40609453. The next prime is 40609489. The reversal of 40609475 is 57490604.

It is not a de Polignac number, because 40609475 - 2¹² = 40605379 is a prime.

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, 18785 + ... + 20834.

It is an arithmetic number, because the mean of its divisors is an integer number (4298770).

Almost surely, 2^40609475 is an apocalyptic number.

40609475 is a deficient number, since it is larger than the sum of its proper divisors (10975765).

40609475 is a wasteful number, since it uses less digits than its factorization.

40609475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39670 (or 39665 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 35.

The square root of 40609475 is about 6372.5563944150. The cubic root of 40609475 is about 343.7234205344.

The spelling of 40609475 in words is "forty million, six hundred nine thousand, four hundred seventy-five".