40426975 has 6 divisors (see below), whose sum is σ = 50129480. Its totient is φ = 32341560.

The previous prime is 40426951. The next prime is 40426979. The reversal of 40426975 is 57962404.

It is a de Polignac number, because none of the positive numbers 2^k-40426975 is a prime.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40426979) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 808515 + ... + 808564.

Almost surely, 2^40426975 is an apocalyptic number.

40426975 is a deficient number, since it is larger than the sum of its proper divisors (9702505).

40426975 is a wasteful number, since it uses less digits than its factorization.

40426975 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1617089 (or 1617084 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 37.

The square root of 40426975 is about 6358.2210562389. The cubic root of 40426975 is about 343.2077467176.

The spelling of 40426975 in words is "forty million, four hundred twenty-six thousand, nine hundred seventy-five".