40426575 has 24 divisors (see below), whose sum is σ = 76387968. Its totient is φ = 18480480.

The previous prime is 40426553. The next prime is 40426637. The reversal of 40426575 is 57562404.

It is not a de Polignac number, because 40426575 - 2¹² = 40422479 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 37977 + ... + 39026.

It is an arithmetic number, because the mean of its divisors is an integer number (3182832).

Almost surely, 2^40426575 is an apocalyptic number.

40426575 is a deficient number, since it is larger than the sum of its proper divisors (35961393).

40426575 is a wasteful number, since it uses less digits than its factorization.

40426575 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77023 (or 77018 counting only the distinct ones).

The product of its (nonzero) digits is 33600, while the sum is 33.

The square root of 40426575 is about 6358.1896008219. The cubic root of 40426575 is about 343.2066147708.

Adding to 40426575 its reverse (57562404), we get a palindrome (97988979).

The spelling of 40426575 in words is "forty million, four hundred twenty-six thousand, five hundred seventy-five".